Inventor · disambiguated record
Toshihiro Koyama
Also filed as: KOYAMA TOSHIHIRO
13 granted patents·2 pending applications·221 citations·filing 1983–2009
93Inventor score
Top patents by PatentIndex Score
15 records- 0189US5126947AMethod of controlling plate flatness and device thereforTOSHIBA KK·Filed 1989·Granted Jun 30, 1992·27 cites·2 claims
- 0281US7721452B2Shape measuring apparatus for eyeglassesTOPCON CORP·Filed 2009·Granted May 25, 2010·13 cites·14 claims
- 0374US6246956B1Vehicle traffic control apparatusTOSHIBA KK·Filed 1999·Granted Jun 12, 2001·43 cites·28 claims
- 0473US4827452ASemiconductor memory including a selectively disabled redunancy circuitMITSUBISHI ELECTRIC CORP·Filed 1986·Granted May 2, 1989·30 cites·8 claims
- 0568US6724917B1Control apparatus for ventilating a tunnelTOSHIBA KK·Filed 2000·Granted Apr 20, 2004·24 cites·8 claims
- 0668US4507946AMethod and system for controlling an interstand tension in a continuous rolling millTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Apr 2, 1985·14 cites·2 claims
- 0764US5040395ALooper control system for continuous rolling millTOSHIBA KK·Filed 1990·Granted Aug 20, 1991·13 cites·3 claims
- 0862US5887615ACheck valve of fuel tankOM CORP·Filed 1997·Granted Mar 30, 1999·27 cites·5 claims
- 0962US5570831APneumatic static guide for a tapeHITACHI LTD·Filed 1993·Granted Nov 5, 1996·14 cites·10 claims
- 1052US6989218B2Composite electrode material and method for producing the same, and electrochemical element using the sameHITACHI MAXELL·Filed 2001·Granted Jan 24, 2006·2 cites·16 claims
- 1150US7052135B2Ophthalmologic apparatusTOPCON CORP·Filed 2003·Granted May 30, 2006·7 cites·6 claims
- 1242US2004101756A1Negative electrode for non-aqueous secondary cell, non-aqueous secondary cell comprising the same, method for producing the same and electronic device comprising non-aqueous secondary cellFiled 2003·Application pending·0 cites
- 1337US5050019AMethod for automatic continuous changing of cartridge-type magnetic tapesHITACHI LTD·Filed 1989·Granted Sep 17, 1991·4 cites·7 claims
- 1435US4665729AThickness control method and system for a single-stand/multi-pass rolling millTOSHIBA KK·Filed 1985·Granted May 19, 1987·3 cites·16 claims
- 1535US2006283860A1Fuel filler capMITSUBISHI MOTORS CORP·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →