Inventor · disambiguated record
Shigeki Hayasaka
Also filed as: HAYASAKA SHIGEKI
7 granted patents·160 citations·filing 1987–2001
87Inventor score
Files withNEC CORP7
Top patents by PatentIndex Score
7 records- 0190USD454550SPortable wireless telephoneNEC CORP·Filed 2001·Granted Mar 19, 2002·45 cites·1 claims
- 0284USD339349SDisplay pagerNEC CORP·Filed 1991·Granted Sep 14, 1993·26 cites·1 claims
- 0381USD464032SPortable wireless telephoneNEC CORP·Filed 2001·Granted Oct 8, 2002·27 cites·1 claims
- 0477USD353593SPaging receiverNEC CORP·Filed 1993·Granted Dec 20, 1994·24 cites·1 claims
- 0569USD303669SDisplay pagerNEC CORP·Filed 1987·Granted Sep 26, 1989·12 cites·1 claims
- 0650US6320961B1Hinge mechanism for a foldable portable telephoneNEC CORP·Filed 1999·Granted Nov 20, 2001·19 cites·11 claims
- 0735US5044965AOutput terminal structure for a paging receiverNEC CORP·Filed 1990·Granted Sep 3, 1991·7 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →