Inventor · disambiguated record
Tsutomu Shikakubo
Also filed as: SHIKAKUBO TSUTOMU
3 granted patents·155 citations·filing 1994–1999
76Inventor score
Files withTOPPAN PRINTING CO LTD3
Top patents by PatentIndex Score
3 records- 0192US5700550ATransparent hologram sealTOPPAN PRINTING CO LTD·Filed 1994·Granted Dec 23, 1997·118 cites·15 claims
- 0252USRE38321ETransparent hologram sealTOPPAN PRINTING CO LTD·Filed 1999·Granted Nov 18, 2003·17 cites·71 claims
- 0349US5891576ACardTOPPAN PRINTING CO LTD·Filed 1995·Granted Apr 6, 1999·20 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →