Inventor · disambiguated record
Shigeo Yukawa
Also filed as: YUKAWA SHIGEO
7 granted patents·82 citations·filing 2003–2005
85Inventor score
Files withKIWA CHEMICAL IND CO LTD7
Top patents by PatentIndex Score
7 records- 0187US7303292B2Hue variable retroreflective sheetKIWA CHEMICAL IND CO LTD·Filed 2005·Granted Dec 4, 2007·13 cites·18 claims
- 0279US7709417B2Security sticker and method for manufacturing the sameKIWA CHEMICAL IND CO LTD·Filed 2004·Granted May 4, 2010·14 cites·14 claims
- 0376US7238644B2Laminate for printing and, printing method and printed matter using the sameKIWA CHEMICAL IND CO LTD·Filed 2003·Granted Jul 3, 2007·17 cites·27 claims
- 0469US8003197B2Retroreflective sheet for security and method for manufacturing the sameKIWA CHEMICAL IND CO LTD·Filed 2004·Granted Aug 23, 2011·12 cites·20 claims
- 0567US7906193B2Retroreflective sheetKIWA CHEMICAL IND CO LTD·Filed 2003·Granted Mar 15, 2011·18 cites·15 claims
- 0666US7784952B2Enclosed lens type retroreflective sheet with wide-angle reflective performance and external illumination systemKIWA CHEMICAL IND CO LTD·Filed 2005·Granted Aug 31, 2010·6 cites·21 claims
- 0754US7238643B2Laminated body for printing with temporary display layer and printing method using the sameKIWA CHEMICAL IND CO LTD·Filed 2003·Granted Jul 3, 2007·2 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →