Inventor · disambiguated record
Hiroyuki Akazawa
Also filed as: AKAZAWA HIROYUKI · ISHIZAKA KOZO
10 granted patents·111 citations·filing 1978–1988
89Inventor score
Top patents by PatentIndex Score
10 records- 0184US4452542ASerial printerEPSON CORP·Filed 1981·Granted Jun 5, 1984·31 cites·6 claims
- 0274USD275499SInk ribbon cartridgeEPSON CORP·Filed 1982·Granted Sep 11, 1984·14 cites·1 claims
- 0368US4602882AControl system of serial printerSEIKO EPSON CORP·Filed 1983·Granted Jul 29, 1986·26 cites·18 claims
- 0458US4500023APaper feeding apparatus for printersEPSON CORP·Filed 1982·Granted Feb 19, 1985·11 cites·12 claims
- 0558US4492484AImproved ribbon mask and guide for wire dot printersEPSON CORP·Filed 1982·Granted Jan 8, 1985·14 cites·16 claims
- 0651US4518269ASerial printerEPSON CORP·Filed 1982·Granted May 21, 1985·6 cites·1 claims
- 0743US5009532APaper feeding apparatus for accommodating different lengths of recording media for use with a printerSEIKO EPSON CORP·Filed 1988·Granted Apr 23, 1991·5 cites·30 claims
- 0838US4525085ASerial printerEPSON CORP·Filed 1982·Granted Jun 25, 1985·3 cites·4 claims
- 0930US4173183ALine printer character beltEPSON CORP·Filed 1978·Granted Nov 6, 1979·1 cites·5 claims
- 1023US4196667APrint hammer for line printerSUWA SEIKOSHA KK·Filed 1978·Granted Apr 8, 1980·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →