Inventor · disambiguated record
John B. Crabtree, Jr.
Also filed as: CRABTREE JR JOHN B
4 granted patents·58 citations·filing 1990–1997
77Inventor score
Technology areasB63B
Top patents by PatentIndex Score
4 records- 0176US5787828ASwath cargo shipSERVICE MARINE IND INC·Filed 1996·Granted Aug 4, 1998·30 cites·4 claims
- 0268USD324579SWrist-attached flashlightCRABTREE JR JOHN B·Filed 1990·Granted Mar 10, 1992·18 cites·1 claims
- 0344USD414457SSwath cargo ship hullSERVICE MARINE IND INC·Filed 1997·Granted Sep 28, 1999·6 cites·1 claims
- 0437USD404003SSwath cargo shipSERVICE MARINE IND INC·Filed 1997·Granted Jan 12, 1999·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →