Inventor · disambiguated record
Masami Yamada
Also filed as: YAMADA MASAMI
12 granted patents·178 citations·filing 1992–2005
92Inventor score
Technology areasH01J
Files withHAMAMATSU PHOTONICS KK12
Top patents by PatentIndex Score
12 records- 0177US5591986APhotoemitter electron tube and photodetectorHAMAMATSU PHOTONICS KK·Filed 1994·Granted Jan 7, 1997·26 cites·31 claims
- 0272US5959400AElectron tube having a diamond field emitterHAMAMATSU PHOTONICS KK·Filed 1997·Granted Sep 28, 1999·23 cites·9 claims
- 0371US5986387ATransmission type electron multiplier and electron tube providedHAMAMATSU PHOTONICS KK·Filed 1997·Granted Nov 16, 1999·22 cites·11 claims
- 0471US5471051APhotocathode capable of detecting position of incident light in one or two dimensions, phototube, and photodetecting apparatus containing sameHAMAMATSU PHOTONICS KK·Filed 1994·Granted Nov 28, 1995·23 cites·26 claims
- 0570US7365356B2PhotocathodeHAMAMATSU PHOTONICS KK·Filed 2005·Granted Apr 29, 2008·2 cites·7 claims
- 0670US5982094AElectron tube with polycrystalline diamond photocathodeHAMAMATSU PHOTONICS KK·Filed 1997·Granted Nov 9, 1999·22 cites·10 claims
- 0759US6002141AMethod of using photocathode and method of using electron tubeHAMAMATSU PHOTONICS KK·Filed 1995·Granted Dec 14, 1999·14 cites·17 claims
- 0859US5336902ASemiconductor photo-electron-emitting deviceHAMAMATSU PHOTONICS KK·Filed 1992·Granted Aug 9, 1994·15 cites·18 claims
- 0958US5710435APhotomultiplier having a photocathode comprised of semiconductor materialHAMAMATSU PHOTONICS KK·Filed 1995·Granted Jan 20, 1998·13 cites·23 claims
- 1056US5680007APhotomultiplier having a photocathode comprised of a compound semiconductor materialHAMAMATSU PHOTONICS KK·Filed 1995·Granted Oct 21, 1997·12 cites·25 claims
- 1155US6903363B2PhotocathodeHAMAMATSU PHOTONICS KK·Filed 2003·Granted Jun 7, 2005·2 cites·1 claims
- 1241US5747826APhotoemitter electron tube, and photodetectorHAMAMATSU PHOTONICS KK·Filed 1996·Granted May 5, 1998·4 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →