Inventor · disambiguated record

David B. China

Also filed as: CHINA DAVID B

2 granted patents·66 citations·filing 1980–1981

66Inventor score

Technology areasA45C A63F

Files withBERMAS PLASTICS CO INC1 BERMAS PLASTICS COMPANY INC1

Top patents by PatentIndex Score

2 records

0178US4345761ATetrahedral gaming die with recessed pyramidal facesBERMAS PLASTICS CO INC·Filed 1981·Granted Aug 24, 1982·45 cites·8 claims
0250US4300610ACard-like holderBERMAS PLASTICS COMPANY INC·Filed 1980·Granted Nov 17, 1981·21 cites·9 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →