Inventor · disambiguated record
Masaaki Ashizawa
Also filed as: ASHIZAWA MASAAKI
10 granted patents·314 citations·filing 1981–1992
92Inventor score
Top patents by PatentIndex Score
10 records- 0193US4508777ACompressed non-asbestos sheetsNICHIAS CORP·Filed 1982·Granted Apr 2, 1985·66 cites·13 claims
- 0283US4485138AHeat-resistant sheet gasketNICHIAS CORP·Filed 1982·Granted Nov 27, 1984·42 cites·15 claims
- 0379US4477094AGasket and method for high-temperature and high pressure applicationNICHIAS CORP·Filed 1981·Granted Oct 16, 1984·43 cites·6 claims
- 0478US4956226ARubber-coated gasketNICHIAS CORP·Filed 1988·Granted Sep 11, 1990·29 cites·8 claims
- 0575US4546033AGasket sheetNICHIAS CORP·Filed 1984·Granted Oct 8, 1985·32 cites·13 claims
- 0672US5300355AVibration damping materialNICHIAS CORP·Filed 1992·Granted Apr 5, 1994·45 cites·5 claims
- 0766US5004650ARubber-coated gasket materialNICHIAS CORP·Filed 1989·Granted Apr 2, 1991·23 cites·5 claims
- 0860US4629199AVortex gasket with composition for high-temperature and high-pressure applicationNICHIAS CORP·Filed 1984·Granted Dec 16, 1986·21 cites·3 claims
- 0952US5231554AFloating magnetic head having low noise levelHITACHI METALS LTD·Filed 1991·Granted Jul 27, 1993·9 cites·17 claims
- 1040US4642719AMagnetic head assemblyHITACHI METALS LTD·Filed 1983·Granted Feb 10, 1987·4 cites·9 claims
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