Inventor · disambiguated record
Toshiharu Shirakura
Also filed as: SHIRAKURA TOSHIHARU
14 granted patents·153 citations·filing 1979–1991
92Inventor score
Files withHITACHI LTD14
Top patents by PatentIndex Score
14 records- 0189US4500998AGas laserHITACHI LTD·Filed 1982·Granted Feb 19, 1985·36 cites·10 claims
- 0275US4287487AGas laser generating device of the longitudinal gas flow typeHITACHI LTD·Filed 1979·Granted Sep 1, 1981·18 cites·6 claims
- 0374US4351052ACoaxial type gas-flow laser deviceHITACHI LTD·Filed 1980·Granted Sep 21, 1982·21 cites·4 claims
- 0462US4602372AGas laser generatorHITACHI LTD·Filed 1983·Granted Jul 22, 1986·13 cites·6 claims
- 0560US4541097AGas laser device with plural electrode members on the upper gas flow sideHITACHI LTD·Filed 1982·Granted Sep 10, 1985·12 cites·5 claims
- 0658US4391519AAxis-monitoring apparatus for a laser beamHITACHI LTD·Filed 1980·Granted Jul 5, 1983·12 cites·11 claims
- 0747US4331939AGas laser deviceHITACHI LTD·Filed 1979·Granted May 25, 1982·6 cites·5 claims
- 0846US4474468AMethod of and apparatus for measuring laser beamHITACHI LTD·Filed 1981·Granted Oct 2, 1984·8 cites·1 claims
- 0944US4468777AMirror supporting frame for gas laser oscillation apparatusHITACHI LTD·Filed 1981·Granted Aug 28, 1984·7 cites·12 claims
- 1039US4991180AMetallic vapor laser apparatusHITACHI LTD·Filed 1990·Granted Feb 5, 1991·8 cites·11 claims
- 1136US4590599AGas laser deviceHITACHI LTD·Filed 1983·Granted May 20, 1986·4 cites·9 claims
- 1234US5117434AMetal vapor laser apparatusHITACHI LTD·Filed 1991·Granted May 26, 1992·5 cites·17 claims
- 1329US4740980AGas laser deviceHITACHI LTD·Filed 1986·Granted Apr 26, 1988·1 cites·9 claims
- 1428US5202898ALaser oscillator, laser resonator, and apparatus for manufacturing of semiconductorHITACHI LTD·Filed 1991·Granted Apr 13, 1993·2 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →