Inventor · disambiguated record
Shinobu Nagahama
Also filed as: NAGAHAMA SHINOBU
17 granted patents·1 pending application·352 citations·filing 1987–2007
95Inventor score
Files withSUMITA OPTICAL GLASS15MITSUBISHI MATERIALS CORP1NIPPON TELEGRAPH & TELEPHONE1SUMITA OPTICAL GLASS MFG CO LT1
Top patents by PatentIndex Score
18 records- 0190US7277618B2White light-emitting device using fluorescent fiberSUMITA OPTICAL GLASS·Filed 2006·Granted Oct 2, 2007·13 cites·5 claims
- 0287US6333282B1Optical glass for precision moldingSUMITA OPTICAL GLASS·Filed 2000·Granted Dec 25, 2001·48 cites·2 claims
- 0384US5541012AInfrared-to-visible up-conversion materialNIPPON TELEGRAPH & TELEPHONE·Filed 1994·Granted Jul 30, 1996·55 cites·13 claims
- 0483US5755998AFluorophosphate fluorescent glass capable of exhibiting fluorescence in the visible regionSUMITA OPTICAL GLASS·Filed 1996·Granted May 26, 1998·56 cites·8 claims
- 0582US7505655B2White light-emitting device using fluorescent fiberSUMITA OPTICAL GLASS·Filed 2007·Granted Mar 17, 2009·10 cites·6 claims
- 0673US4990468AFluorophosphate optical glassSUMITA OPTICAL GLASS·Filed 1989·Granted Feb 5, 1991·36 cites·6 claims
- 0769US7151064B2Optical glass suitable for mold formingSUMITA OPTICAL GLASS·Filed 2002·Granted Dec 19, 2006·10 cites·1 claims
- 0868US7141525B2Optical glass for precision moldingSUMITA OPTICAL GLASS·Filed 2004·Granted Nov 28, 2006·9 cites·2 claims
- 0968US6784128B2Optical glass for moldingSUMITA OPTICAL GLASS·Filed 2002·Granted Aug 31, 2004·9 cites·7 claims
- 1063US5017520AFluorosphosphate optical glassSUMITA OPTICAL GLASS·Filed 1989·Granted May 21, 1991·21 cites·3 claims
- 1159US7312169B2Optical glass for precision moldingSUMITA OPTICAL GLASS·Filed 2004·Granted Dec 25, 2007·4 cites·2 claims
- 1257US6271160B1Oxide phosphorescent glass capable of exhibiting a long lasting afterglow and photostimulated luminescenceSUMITA OPTICAL GLASS·Filed 1999·Granted Aug 7, 2001·15 cites·3 claims
- 1355US5439616AInfrared light-excited light-emitting substanceMITSUBISHI MATERIALS CORP·Filed 1994·Granted Aug 8, 1995·15 cites·13 claims
- 1453US6123872AOxide phosphorescent glass capable of exhibiting a long lasting after-glow and photostimulated luminescenceSUMITA OPTICAL GLASS·Filed 1998·Granted Sep 26, 2000·17 cites·1 claims
- 1551US6372155B1Oxide glass showing long afterglow and accelerated phosphorescenceSUMITA OPTICAL GLASS·Filed 1999·Granted Apr 16, 2002·14 cites·5 claims
- 1646US5472471AProcess for the production of an optical fiber bundle for heat resistance and vacuum resistance by bonding fiber ends with a bonding glassSUMITA OPTICAL GLASS·Filed 1994·Granted Dec 5, 1995·15 cites·5 claims
- 1742US2007121684A1Multiple wavelength laser light source using fluorescent fiberSUMITA OPTICAL GLASS·Filed 2006·Application pending·0 cites
- 1830US4808556AFluorophosphate optical glassSUMITA OPTICAL GLASS MFG CO LT·Filed 1987·Granted Feb 28, 1989·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →