Inventor · disambiguated record
Keiichi Ishiyama
Also filed as: ISHIYAMA KEIICHI
6 granted patents·114 citations·filing 1987–2007
83Inventor score
Top patents by PatentIndex Score
6 records- 0181US4748475AColor printing systemSEIKO INSTR INC·Filed 1987·Granted May 31, 1988·18 cites·4 claims
- 0276US5743787AMethod for polishing optical fiber end surfaceSEIKO INSTR INC·Filed 1995·Granted Apr 28, 1998·47 cites·6 claims
- 0370US5667426AMethod of polishing the end face of a ferrule on an optical connectorSEIKO INSTR INC·Filed 1995·Granted Sep 16, 1997·35 cites·19 claims
- 0460US7435866B2Method for neutralizing solid residue in abandoned chemical weaponsKOBE STEEL LTD·Filed 2002·Granted Oct 14, 2008·5 cites·12 claims
- 0558US4796036ACapsule rupture printing systemSEIKO INSTR INC·Filed 1987·Granted Jan 3, 1989·9 cites·8 claims
- 0640US8512479B2Method of cleaning inside of pressure vessel for blastingASAHINA KIYOSHI·Filed 2007·Granted Aug 20, 2013·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →