Source: https://patents.google.com/patent/US6152570?oq=inassignee%3Adoubleclick
Timestamp: 2018-03-24 10:34:36
Document Index: 726292452

Matched Legal Cases: ['Application No. 1', 'Application No. 1', 'Application No. 1', 'Application No. 1', 'Application No. 1', 'Application No. 1', 'Application No. 2', 'Application No. 2', 'Application No. 2', 'Application No. 2', 'Application No. 2', 'Application No. 2', 'Application No. 4', 'Application No. 4', 'Application No. 4', 'Application No. 4', 'Application No. 62', 'Application No. 62']

US6152570A - Surface light source device - Google Patents
US6152570A
US6152570A US09132136 US13213698A US6152570A US 6152570 A US6152570 A US 6152570A US 09132136 US09132136 US 09132136 US 13213698 A US13213698 A US 13213698A US 6152570 A US6152570 A US 6152570A
US09132136
Vv=[(4<η.sup.2 >π.sup.3)/λ.sub.0.sup.4 ]∫Cγ (r)dr(3)
C=[r.sup.2 sin(ν sr)]/ν sr.sup.28                    (4)
γ=φ A φB(nA.sup.2 631 nB.sup.2).sup.2        (8)
E=[(32a.sup.3 τ π.sup.4)/λ.sub.0.sup.4 ]·f(b)(10)
-{2(b+2)/b.sup.3 }·1n(b+1)]                       (11)
b=4 ν.sup.2 a.sup.2                                     (12)
US09132136 1993-11-11 1998-08-10 Surface light source device Expired - Fee Related US6152570A (en)
JP5-305823 1993-11-11
JP30582393A JP3452077B2 (en) 1993-11-11 1993-11-11 The surface light source device
JP8371894A JP3830982B2 (en) 1994-03-31 1994-03-31 A surface light source device using the wedge-shaped emission direction characteristic adjustment device
JP6-83718 1994-03-31
US33737194 true 1994-11-08 1994-11-08
US08814405 US5899552A (en) 1993-11-11 1997-03-11 Surface light source device
US09132136 US6152570A (en) 1993-11-11 1998-08-10 Surface light source device
US08814405 Division US5899552A (en) 1993-11-11 1997-03-11 Surface light source device
US6152570A true US6152570A (en) 2000-11-28
ID=27304315
US08814405 Expired - Lifetime US5899552A (en) 1993-11-11 1997-03-11 Surface light source device
US09132138 Expired - Lifetime US6290364B1 (en) 1993-04-05 1998-08-10 Surface light source device
US09132136 Expired - Fee Related US6152570A (en) 1993-11-11 1998-08-10 Surface light source device
US (3) US5899552A (en)
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US6290364B1 (en) 2001-09-18 grant
US5899552A (en) 1999-05-04 grant