Inventor · disambiguated record
Leonard N. Albrecht
Also filed as: ALBRECHT LEONARD N
18 granted patents·697 citations·filing 1974–2006
96Inventor score
Files withDEEP ROOT PARTNERS LP4ALBRECHT LEONARD N2DEEP ROOT CORP2ACCESS O TRAC1CALIFORNIA AUTO TRENDS1
Top patents by PatentIndex Score
18 records- 0193US4770458AUtility rack for pickup truckTOKARSKY WILLIAM S·Filed 1987·Granted Sep 13, 1988·119 cites·16 claims
- 0291US5046582AFoldable ladder combination with truck cargo carrierALBRECHT LEONARD N·Filed 1990·Granted Sep 10, 1991·105 cites·9 claims
- 0390US4955153ADisplay sign holder and display sign thereforMCLEOD BRUCE G·Filed 1989·Granted Sep 11, 1990·85 cites·9 claims
- 0490US4019279ARoot control planterMOORMAN MAURICE D·Filed 1975·Granted Apr 26, 1977·67 cites·13 claims
- 0588US4712828AConvertible top apparatus for midengine automobilesCALIFORNIA AUTO TRENDS·Filed 1985·Granted Dec 15, 1987·59 cites·20 claims
- 0685US4199188AVehicle accessory systemACCESS O TRAC·Filed 1978·Granted Apr 22, 1980·53 cites·27 claims
- 0777US4117456ATraffic signal housingECONOLITE CONTROL PRODUCTS INC·Filed 1977·Granted Sep 26, 1978·30 cites·7 claims
- 0874USD349290SController for a video editing systemTHE GRASS VALLEY GROUP INC·Filed 1992·Granted Aug 2, 1994·23 cites·1 claims
- 0973US4875242ACompact toilet seat coverHAINING ALVIN S·Filed 1987·Granted Oct 24, 1989·43 cites·16 claims
- 1063US4406493APanel latching and locking apparatus for modular pickup truck bed cover systemsTRAXYSTEMS·Filed 1981·Granted Sep 27, 1983·28 cites·9 claims
- 1158US7617978B1Integrated ballot assemblyALBRECHT LEONARD N·Filed 2006·Granted Nov 17, 2009·3 cites·27 claims
- 1257US5070642ATree root deflector installationDEEP ROOT CORP·Filed 1987·Granted Dec 10, 1991·20 cites·6 claims
- 1354US5371967ARoot-control planter that is integral, lightweight, thin-walled, and compactly stackable, and that has ground locksDEEP ROOT PARTNERS LP·Filed 1993·Granted Dec 13, 1994·17 cites·8 claims
- 1450USD329296SGuard for protecting the bases of tree trunks from trimming devicesDEEP ROOT CORP·Filed 1990·Granted Sep 8, 1992·7 cites·1 claims
- 1544US5442891ARoot-control barrier combination, and method of controlling roots by barriers having either single-elongate or closed-loop configurationsDEEP ROOT PARTNERS LP·Filed 1991·Granted Aug 22, 1995·13 cites·7 claims
- 1642US5528857AIntegral root barrier panel and combinationDEEP ROOT PARTNERS LP·Filed 1995·Granted Jun 25, 1996·16 cites·32 claims
- 1734US5305549AMethod and apparatus for deflecting tree roots, and combination of the apparatus with tree and static structureDEEP ROOT PARTNERS LP·Filed 1992·Granted Apr 26, 1994·6 cites·10 claims
- 1834US3967733ATape reel hangerTAB PRODUCTS CO·Filed 1974·Granted Jul 6, 1976·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →