Inventor · disambiguated record
Katsuhiro Maruyama
Also filed as: MARUYAMA KATSUHIRO
3 granted patents·26 citations·filing 2000–2002
63Inventor score
Files withGUN EI CHEMICAL INDUSTRY CO LTD3
Top patents by PatentIndex Score
3 records- 0181US6242533B1Novolak type phenol resinGUN EI CHEMICAL INDUSTRY CO LTD·Filed 2000·Granted Jun 5, 2001·24 cites·12 claims
- 0248US6211328B1Phenol resinGUN EI CHEMICAL INDUSTRY CO LTD·Filed 2000·Granted Apr 3, 2001·2 cites·4 claims
- 0335US6653418B1Process for preparing polymer compound for resistGUN EI CHEMICAL INDUSTRY CO LTD·Filed 2002·Granted Nov 25, 2003·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →