Jim Duffy (July 2, 1937 – March 23, 2012) was an American animator whose credits included more than twenty years at Klasky Csupo creating productions for Nickelodeon, as well as an earlier stints as an animator for Hanna Barbara, TVC Animation in London, Murakami-Wolf-Swenson, and others.
 Duffy received two Primetime Emmy Awards the 2000s animated show, "As Told by Ginger", as well as several other nominations for his work on "Rugrats".
 Duffy also won three Daytime Emmy Awards during his tenure at Klasky Csupo, and received additional nominations for his work on "Aaahh!!!
 Real Monsters" and "Captain Planet and the Planeteers".
 Duffy was also a director, writer, designer and storyboard artist for live action television commercials, PSAs, and corporate productions, including a series of safety videos for the National Coal Board.
 He divided his professional time between Los Angeles and London.
 His shortform animated films were screened at film festivals worldwide.
Immigrants, also known as L.A. Dolce Vita or Immigrants: L.A. Dolce Vita (Hungarian title: "Immigrants - Jóska menni Amerika") is a Hungarian-American animated film directed by Gábor Csupó.
 The Hungarian release date was October 30, 2008.
 It is the fifth feature-length film from studio Klasky-Csupo, and is Csupó's first feature-length animated film he directed, and his second in general, following the live-action "Bridge to Terabithia" for Walt Disney Pictures.
"Aaahh!!!
 Real Monsters" is an American animated television series created by Gábor Csupó and Peter Gaffney, and produced by Klasky Csupo in the United States.
 The show focuses on three young monsters: Ickis, Oblina and Krumm, who attend an institute for monsters under a city dump to learn how to frighten humans.
"Rugrats" is an American animated television series created by Arlene Klasky, Gábor Csupó and Paul Germain for Nickelodeon.
 The show focuses on a group of toddlers, most prominently Tommy, Chuckie, twins Phil and Lil, and Angelica, and their day-to-day lives, usually involving common life experiences that become adventures in the babies' imaginations.
 Adults in the series are almost always unaware of what the children are up to.
Arlene Klasky (born May 26, 1949) is an American animator, graphic designer, producer and co-founder of Klasky-Csupo with Gábor Csupó.
 In 1999, she was named one of the “Top 25 Women in Animation” by "Animation Magazine".
 She is most known for co-creating the animated series "Rugrats" with her husband Gabor Csupo and Paul Germain.
Duckman: Private Dick/Family Man (or commonly known as Duckman) is an American adult animated sitcom that aired on the USA Network from March 5, 1994 through September 6, 1997.
 It was created and developed by Everett Peck.
 The sitcom is based on characters created by Peck in his "Dark Horse" comic.
 Klasky Csupo animated the series and produced it along with Reno & Osborn Productions for Paramount Network Television.
 It marks Klasky Csupo's second adult-oriented television series after "The Simpsons".
 Years later after "Duckman", Peck went on to create "Squirrel Boy" for Cartoon Network, from 2006 to 2007.
Gábor Csupó ( ; ] ; born September 29, 1952) is a Hungarian animator, writer, director, producer and graphic designer.
 He is co-founder of the animation studio Klasky Csupo, which has produced shows like "Rugrats", "Duckman", and "Aaahh!!!
 Real Monsters".
Klasky Csupo ( ) is an American multimedia entertainment production company which specializes in animation and graphic design and located in Hollywood, Los Angeles, California.
 It was founded by producer Arlene Klasky, animator Gábor Csupó and their nephew Attila Csupó, hence the company's name.
Rugrats is an American animated television series created by Arlene Klasky, Gábor Csupó and Paul Germain for Nickelodeon.
 The show focuses on a group of toddlers, most prominently Tommy, Chuckie, twins Phil and Lil, and Angelica, and their day-to-day lives, usually involving common life experiences that become adventures in the babies' imaginations.
 Adults in the series are almost always unaware of what the children are up to.
Thomas Malcolm "Tommy" Pickles is a fictional character that appears in the Nickelodeon animated television series "Rugrats" and its spin-off "All Grown Up!
" as the protagonist of the shows.
 He is voiced by E.G. Daily and first appeared on television in the "Rugrats" episode "Tommy's First Birthday".
 Tommy was created by Arlene Klasky and designed by Gábor Csupó.
 Klasky was taking care of her fifteen-month-old son when the idea of a show about a one-year-old's point of view came to her, the day before she, Csupó, and Paul Germain were scheduled to pitch a show to Nickelodeon for their Nicktoons series.
 The character is named after Germain's son.
 Tommy last appeared in the "All Grown Up!"
 episode "Golden Boy".

Question: who is the Hungarian animator, Gábor Csupó or Klasky Csupo?
Answer: Gábor Csupó