Inventor · disambiguated record
Masaru Kawachi
Also filed as: KAWACHI MASARU
7 granted patents·201 citations·filing 1974–1998
87Inventor score
Top patents by PatentIndex Score
7 records- 0189US6020675AUltrasonic probeTOSHIBA KK·Filed 1998·Granted Feb 1, 2000·66 cites·8 claims
- 0281US5402791APiezoelectric single crystal, ultrasonic probe, and array-type ultrasonic probeTOSHIBA KK·Filed 1994·Granted Apr 4, 1995·71 cites·26 claims
- 0362US4960721AMethod for purifying group II-IV compound semiconductorsTOSHIBA KK·Filed 1988·Granted Oct 2, 1990·19 cites·22 claims
- 0460US5113469AOptical wavelength-converting device for guided-wave second-harmonic generation in cerenkov radiation modeTOSHIBA KK·Filed 1991·Granted May 12, 1992·23 cites·15 claims
- 0557US4017880ARed light emitting gallium phosphide deviceTOKYO SHIBAURA ELECTRIC CO·Filed 1975·Granted Apr 12, 1977·12 cites·6 claims
- 0641US3951699AMethod of manufacturing a gallium phosphide red-emitting deviceTOKYO SHIBAURA ELECTRIC CO·Filed 1974·Granted Apr 20, 1976·5 cites·4 claims
- 0737US4033291AApparatus for liquid-phase epitaxial growthTOKYO SHIBAURA ELECTRIC CO·Filed 1975·Granted Jul 5, 1977·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →