Inventor · disambiguated record
Masatoshi Katayama
Also filed as: KATAYAMA MASATOSHI
23 granted patents·1 pending application·233 citations·filing 1976–2015
95Inventor score
Files withDAIWA SEIKO INC9MITSUBISHI ELECTRIC CORP5SHINKO ELECTRIC IND CO2TAKUMA KK2DAINIPPON INK & CHEMICALS1
Top patents by PatentIndex Score
24 records- 0186US6523357B1Absorption refrigeratorTAKUMA KK·Filed 2001·Granted Feb 25, 2003·32 cites·10 claims
- 0286US4603022AGas-liquid contactorMITSUBISHI HEAVY IND LTD·Filed 1979·Granted Jul 29, 1986·51 cites·3 claims
- 0370USD467299SFishing reel bodyDAIWA SEIKO INC·Filed 2002·Granted Dec 17, 2002·17 cites·1 claims
- 0469US5927630AFishing reelDAIWA SEIKO INC·Filed 1998·Granted Jul 27, 1999·26 cites·5 claims
- 0567US4094140ATimepiece-gas lighter assemblyOHUE HIDEKI·Filed 1976·Granted Jun 13, 1978·17 cites·6 claims
- 0666US10534147B2Optical transceiverMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Jan 14, 2020·2 cites·2 claims
- 0763US8655181B2Optical transmission/reception moduleKONDO AKIHIRO·Filed 2009·Granted Feb 18, 2014·4 cites·6 claims
- 0860US8897653B2Light-emission error preventing circuit for optical transmitterSENOO KENJI·Filed 2010·Granted Nov 25, 2014·3 cites·8 claims
- 0958US6691940B2Fishing spinning reelDAIWA SEIKO INC·Filed 2002·Granted Feb 17, 2004·3 cites·4 claims
- 1057US6966742B2Work arrangement apparatusSHINKO ELECTRIC IND CO·Filed 2003·Granted Nov 22, 2005·6 cites·5 claims
- 1156US5820052ASpinning reel for fishing having a support arm with a support member mounting portionDAIWA SEIKO INC·Filed 1997·Granted Oct 13, 1998·14 cites·15 claims
- 1256US5362621ADirect positive silver halide photographic material and method for forming high contrast positive image using the sameDAINIPPON INK & CHEMICALS·Filed 1993·Granted Nov 8, 1994·4 cites·36 claims
- 1355US7352967B1Data transmission systemMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Apr 1, 2008·3 cites·13 claims
- 1452US6308244B1Information processing apparatus with improved multiple memory access and controlMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Oct 23, 2001·14 cites·10 claims
- 1547US8885992B2Optical reception module and method of manufacturing optical reception moduleOMURA TAMON·Filed 2009·Granted Nov 11, 2014·2 cites·8 claims
- 1646US6886733B2Conductive powder applying device immersing substrate into conductive powder by rotating tank including conductive powder and substrate at opposing positionsSHINKO ELECTRIC IND CO·Filed 2003·Granted May 3, 2005·2 cites·16 claims
- 1745US5821814ANegative feedback amplifierMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Oct 13, 1998·10 cites·17 claims
- 1840US2002135837A1Signal transmission systemMITSUBISHI ELECTRIC CORP·Filed 2001·Application pending·0 cites
- 1939US6460338B1Absorption waste-heat recovery systemTAKUMA KK·Filed 2001·Granted Oct 8, 2002·3 cites·2 claims
- 2037US5769344ASpinning reel for fishing having a line roller for reducing line twistDAIWA SEIKO INC·Filed 1997·Granted Jun 23, 1998·5 cites·24 claims
- 2137US5765771APositive securement for a fishing reel handle folding deviceDAIWA SEIKO INC·Filed 1997·Granted Jun 16, 1998·6 cites·16 claims
- 2235US6050511ASpinning reel with buffer for damping the return force of a bail structureDAIWA SEIKO INC·Filed 1997·Granted Apr 18, 2000·6 cites·32 claims
- 2332US5782418ASpinning reel for fishing having an obliquely oriented line guide rollerDAIWA SEIKO INC·Filed 1997·Granted Jul 21, 1998·2 cites·7 claims
- 2431US6176447B1Spinning reel for fishing with a spool having front and rear flange portionsDAIWA SEIKO INC·Filed 1997·Granted Jan 23, 2001·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →