Inventor · disambiguated record
Shigeo Maruyama
Also filed as: FUJINAGA SHIGEKI · MARUYAMA SHIGEO
11 granted patents·430 citations·filing 1974–1996
92Inventor score
Top patents by PatentIndex Score
11 records- 0190US4014495AAutomatic welding apparatusSHIN MEIWA IND CO LTD·Filed 1974·Granted Mar 29, 1977·59 cites·16 claims
- 0273US4293198AEye refractometerCANON KK·Filed 1978·Granted Oct 6, 1981·62 cites·26 claims
- 0371US4372655AAutomatic eye-refractometerCANON KK·Filed 1979·Granted Feb 8, 1983·56 cites·7 claims
- 0471US4233491AMethod and apparatus for controlling increment type position control apparatusSHIN MEIWA IND CO LTD·Filed 1978·Granted Nov 11, 1980·23 cites·39 claims
- 0562US4179602AMethod and system of velocity control for automatic welding apparatusSHIN MEIWA IND CO LTD·Filed 1977·Granted Dec 18, 1979·16 cites·60 claims
- 0661US4421391AAuto eye-refractometerCANON KK·Filed 1980·Granted Dec 20, 1983·49 cites·9 claims
- 0761US4376573AApparatus for measuring the refractive power of the eyeCANON KK·Filed 1980·Granted Mar 15, 1983·49 cites·22 claims
- 0855US5116114AOphthalmologic apparatusCANON KK·Filed 1991·Granted May 26, 1992·74 cites·15 claims
- 0945US5056522ASupersonic ophthalmic measuring apparatusCANON KK·Filed 1990·Granted Oct 15, 1991·40 cites·13 claims
- 1029US5896363ATray loading device of a CD playerPIONEER ELECTRONIC CORP·Filed 1996·Granted Apr 20, 1999·0 cites·6 claims
- 1129US5650985AApparatus for locking a movable member of a CD playerPIONEER ELECTRONIC CORP·Filed 1996·Granted Jul 22, 1997·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →