Inventor · disambiguated record
Toshiharu Hatakeyama
Also filed as: HATAKEYAMA TOSHIHARU
5 granted patents·32 citations·filing 1999–2005
78Inventor score
Files withRICOH KK5
Top patents by PatentIndex Score
5 records- 0170US6465610B1Method and apparatus for manufacturing plastic optical element and plastic optical elementRICOH KK·Filed 2000·Granted Oct 15, 2002·7 cites·10 claims
- 0260US6875380B2Method and apparatus for manufacturing plastic optical element and plastic optical elementRICOH KK·Filed 2002·Granted Apr 5, 2005·3 cites·19 claims
- 0354US6918752B2Injection molding device with outside air inlet partRICOH KK·Filed 2001·Granted Jul 19, 2005·11 cites·17 claims
- 0445US7261536B2Injection molding device with outside air inlet partRICOH KK·Filed 2005·Granted Aug 28, 2007·2 cites·18 claims
- 0543US6919120B2Plastic molding and a method and a mold assembly for producing the sameRICOH KK·Filed 1999·Granted Jul 19, 2005·9 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →