Inventor · disambiguated record
Shigeru Kawaguchi
Also filed as: KAWAGUCHI SHIGERU
13 granted patents·368 citations·filing 1989–2003
93Inventor score
Top patents by PatentIndex Score
13 records- 0190US5286039AMetal gasketNIPPON GASKET KK·Filed 1992·Granted Feb 15, 1994·75 cites·9 claims
- 0286US6605228B1Method for fabricating planar optical waveguide devicesNHK SPRING CO LTD·Filed 2000·Granted Aug 12, 2003·45 cites·7 claims
- 0379US5087058AMetal gasket for manifoldNIPPON GASKET KK·Filed 1991·Granted Feb 11, 1992·45 cites·8 claims
- 0476US5310196AMetallic gasket and method of manufacturing the sameNIPPON GASKET KK·Filed 1992·Granted May 10, 1994·38 cites·3 claims
- 0575US5294135AMetal gasket and production method thereofNIPPON GASKET KK·Filed 1992·Granted Mar 15, 1994·35 cites·10 claims
- 0671US5294134AMetallic gasketNIPPON GASKET KK·Filed 1993·Granted Mar 15, 1994·22 cites·9 claims
- 0768US6361222B1Optical device and optical module provided with optical deviceNHK SPRING CO LTD·Filed 2000·Granted Mar 26, 2002·15 cites·5 claims
- 0866US6122934AHot Isostatic pressing of a planar optical waveguideNHK SPRING CO LTD·Filed 1998·Granted Sep 26, 2000·31 cites·9 claims
- 0965US5348315AMetallic gasketNIPPON GASKET KK·Filed 1992·Granted Sep 20, 1994·27 cites·10 claims
- 1061US7045946B2Fluorescent lampDAIA KEIKO CO LTD·Filed 2003·Granted May 16, 2006·7 cites·6 claims
- 1151US6898349B2Optical multi-demultiplexerNHK SPRING CO LTD·Filed 2002·Granted May 24, 2005·4 cites·12 claims
- 1246US4964293AMethod of manufacturing metallic gasketsNIPPON GASKET KK·Filed 1989·Granted Oct 23, 1990·12 cites·8 claims
- 1340US6220606B1Metallic gasketNIPPON GASKET KK·Filed 1991·Granted Apr 24, 2001·12 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →