Inventor · disambiguated record
Ernest L. Biddle
Also filed as: BIDDLE ERNEST · BIDDLE ERNEST L · BIDDLE JR ERNEST L
9 granted patents·2 pending applications·93 citations·filing 1983–2015
88Inventor score
Top patents by PatentIndex Score
11 records- 0189US8590367B2Portable Brinell hardness testerBIDDLE ERNEST L·Filed 2011·Granted Nov 26, 2013·9 cites·12 claims
- 0281US9568406B2Portable brinell hardness tester with stented through bore pumping chamberBIDDLE ERNEST L·Filed 2015·Granted Feb 14, 2017·2 cites·16 claims
- 0380USD283599SMaterial hardness tester or similar articleKING TESTER CORP·Filed 1983·Granted Apr 29, 1986·23 cites·1 claims
- 0464US4945490ABrinell hardness indicator with digital readoutBIDDLE JR ERNEST L·Filed 1988·Granted Jul 31, 1990·34 cites·22 claims
- 0557USD304427SHardness testing blockKING TESTER CORP·Filed 1986·Granted Nov 7, 1989·8 cites·1 claims
- 0652US2014230529A1Portable brinell hardness testerBIDDLE ERNEST L·Filed 2014·Application pending·0 cites
- 0751US2014102184A1Portable brinell hardness testerBIDDLE ERNEST L·Filed 2013·Application pending·0 cites
- 0846USD729613SStroke limiter bracketBIDDLE ERNEST L·Filed 2012·Granted May 19, 2015·6 cites·1 claims
- 0946USD661969SPressure release leverBIDDLE ERNEST L·Filed 2011·Granted Jun 19, 2012·6 cites·1 claims
- 1037USD722900SMetal hardness tester block having an alphanumeric platted gridBIDDLE ERNEST L·Filed 2013·Granted Feb 24, 2015·3 cites·1 claims
- 1133USD709353SMaintenance support for a test head removed from a portable Brinell metal hardness testerBIDDLE ERNEST L·Filed 2012·Granted Jul 22, 2014·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →