Inventor · disambiguated record
Masakatsu Hayashi
Also filed as: HAYASHI MASAKATSU · NATORI TATSUO
25 granted patents·1 pending application·867 citations·filing 1978–2009
97Inventor score
Top patents by PatentIndex Score
26 records- 0195US6568612B1Method of and apparatus for disposing wasteHITACHI LTD·Filed 2000·Granted May 27, 2003·76 cites·8 claims
- 0294US6305548B1Method and system for recycling discarded industrial productsHITACHI LTD·Filed 1999·Granted Oct 23, 2001·90 cites·14 claims
- 0394US6226617B1Product disposal systemHITACHI LTD·Filed 1996·Granted May 1, 2001·74 cites·8 claims
- 0493US4647271AImpeller of centrifugal blowerHITACHI LTD·Filed 1985·Granted Mar 3, 1987·114 cites·14 claims
- 0591US4285385AMethod for the production of heat exchangersHITACHI LTD·Filed 1979·Granted Aug 25, 1981·53 cites·2 claims
- 0689US5611493ASystem and method for disposing wasteHITACHI LTD·Filed 1995·Granted Mar 18, 1997·46 cites·8 claims
- 0785US4548047AExpansion valveHITACHI LTD·Filed 1982·Granted Oct 22, 1985·52 cites·5 claims
- 0884US4469167AHeat exchanger finHITACHI LTD·Filed 1981·Granted Sep 4, 1984·42 cites·4 claims
- 0982US4603556AControl method and apparatus for an air conditioner using a heat pumpHITACHI LTD·Filed 1985·Granted Aug 5, 1986·51 cites·12 claims
- 1081US5740918AApparatus and method for density separation of plasticsHITACHI LTD·Filed 1995·Granted Apr 21, 1998·28 cites·7 claims
- 1180US7257336B2Developing device, image forming device equipped therewith, and developing density adjusting methodSHARP KK·Filed 2005·Granted Aug 14, 2007·6 cites·9 claims
- 1279US5431347ASystem and method for disposing wasteHITACHI LTD·Filed 1993·Granted Jul 11, 1995·29 cites·51 claims
- 1379US5301881ASystem for disposing wasteHITACHI LTD·Filed 1993·Granted Apr 12, 1994·39 cites·23 claims
- 1475US5678773AWaste processing method and apparatus thereforHITACHI LTD·Filed 1995·Granted Oct 21, 1997·26 cites·15 claims
- 1573US5769333AMethod of and apparatus for recovering foaming gas of the foamed materialHITACHI LTD·Filed 1997·Granted Jun 23, 1998·22 cites·11 claims
- 1672US5641128AMethod of and apparatus for recovering foaming gas of the foamed materialHITACHI LTD·Filed 1994·Granted Jun 24, 1997·26 cites·43 claims
- 1772US4469168AFin assembly for heat exchangersHITACHI LTD·Filed 1981·Granted Sep 4, 1984·31 cites·5 claims
- 1870USRE42189ESingle-layer type electrophotosensitive material and image forming apparatus using the sameKYOCERA MITA CORP·Filed 2009·Granted Mar 1, 2011·2 cites·11 claims
- 1968US6190812B1Single-layer type electrophotosensitive material and image forming apparatus using the sameKYOCERA MITA CORP·Filed 2000·Granted Feb 20, 2001·8 cites·11 claims
- 2061US2008071412A1Manufactured article treatment processing systemSUZUKI TATSUYA·Filed 2007·Application pending·0 cites
- 2156US4235277AMethod of forming three-dimensional network porous metallic structure having continuous internal cavityHITACHI LTD·Filed 1978·Granted Nov 25, 1980·15 cites·7 claims
- 2255US6832736B2Processing method of disposals and collecting method of foaming gas from foaming heat-insulator material thereof, and disposal processing apparatus and collecting apparatus thereofHITACHI LTD·Filed 2001·Granted Dec 21, 2004·5 cites·10 claims
- 2355US4615481AAir conditionerHITACHI LTD·Filed 1984·Granted Oct 7, 1986·17 cites·4 claims
- 2449US7379788B1Manufactured article treatment processing systemHITACHI LTD·Filed 2000·Granted May 27, 2008·2 cites·3 claims
- 2546US6588597B2Disposal system for plasticHITACHI LTD·Filed 1997·Granted Jul 8, 2003·13 cites·11 claims
- 2639USRE39516ESingle-layer type electrophotosensitive material and image forming apparatus using the sameKYOCERA MITA CORP·Filed 2004·Granted Mar 13, 2007·0 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Masakatsu Hayashi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →