Inventor · disambiguated record
Hiroshi Ishijima
Also filed as: ISHIJIMA HIROSHI
6 granted patents·155 citations·filing 1977–1989
84Inventor score
Top patents by PatentIndex Score
6 records- 0192US4999495AScanning tunneling microscopeSEIKO INSTR INC·Filed 1989·Granted Mar 12, 1991·101 cites·6 claims
- 0276US4172223AX-ray generatorSEIKO INSTR & ELECTRONICS·Filed 1977·Granted Oct 23, 1979·24 cites·5 claims
- 0346US4461017AFluorescent X-ray deviceSEIKO INSTR & ELECTRONICS·Filed 1982·Granted Jul 17, 1984·10 cites·7 claims
- 0443US4442535AFluorescent X-ray film thickness gauge for very small areasSEIKO INSTR & ELECTRONICS·Filed 1982·Granted Apr 10, 1984·7 cites·10 claims
- 0540US4331872AMethod for measurement of distribution of inclusions in a slab by electron beam irradiationNIPPON STEEL CORP·Filed 1980·Granted May 25, 1982·8 cites·7 claims
- 0634US4165461ADetecting apparatus for inserts, thickness unevenness or impuritiesSEIKO INSTR & ELECTRONICS·Filed 1977·Granted Aug 21, 1979·5 cites·12 claims
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