Inventor · disambiguated record
Hideo Nagatomo
Also filed as: NAGATOMO HIDEO
3 granted patents·138 citations·filing 1979–2000
76Inventor score
Files withTOPPAN PRINTING CO LTD3
Top patents by PatentIndex Score
3 records- 0194US6717522B1Message providing apparatusTOPPAN PRINTING CO LTD·Filed 2000·Granted Apr 6, 2004·72 cites·14 claims
- 0289US4325981AMethod of preventing color accurate reproductions using color photocopiers and the likeTOPPAN PRINTING CO LTD·Filed 1980·Granted Apr 20, 1982·37 cites·6 claims
- 0377US4277514AForgery resistant document with colored areas and method for thwarting reproduction of sameTOPPAN PRINTING CO LTD·Filed 1979·Granted Jul 7, 1981·29 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →