Inventor · disambiguated record
Shigeya Yamaguchi
Also filed as: YAMAGUCHI SHIGEYA
7 granted patents·1 pending application·40 citations·filing 1984–2008
82Inventor score
Top patents by PatentIndex Score
8 records- 0172US7516656B2Method and apparatus for diagnosing motor-operated valveSHIKOKU RESEARCH INST INC·Filed 2004·Granted Apr 14, 2009·16 cites·31 claims
- 0266US7836784B2Motor-operated valve diagnosing deviceSHIKOKU RESEARCH INST INC·Filed 2006·Granted Nov 23, 2010·5 cites·16 claims
- 0364US4582662AProcess for producing a carbon fiber from pitch materialMITSUBISHI CHEM IND·Filed 1984·Granted Apr 15, 1986·12 cites·10 claims
- 0452US7739923B2Torque measuring method and apparatus for motor-operated valveSHIKOKU RESEARCH INST INC·Filed 2005·Granted Jun 22, 2010·2 cites·26 claims
- 0551US7596457B2Electrically operated valve diagnosing method and diagnosing apparatusSHIKOKU RES INST·Filed 2005·Granted Sep 29, 2009·2 cites·16 claims
- 0651US2009013752A1Method and apparatus for diagnosing motor-operated valveSHIKOKU RESEARCH INST INC·Filed 2008·Application pending·0 cites
- 0736US7769563B2Method and apparatus for diagnosis of motor-operated valveSHIKOKU RESEARCH INST INC·Filed 2005·Granted Aug 3, 2010·0 cites·5 claims
- 0826US6329626B1Welding apparatusTAKAO KINZOKU KOGYO KK·Filed 1999·Granted Dec 11, 2001·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →