Assignee
MASTERS WILLIAM E
30 granted patents·2,020 citations·filing 1979–2019
Top patents by PatentIndex Score
30 records- 0199US5216616ASystem and method for computer automated manufacture with reduced object shape distortionMASTERS WILLIAM E·Filed 1989·Granted Jun 1, 1993·514 cites·26 claims
- 0299US5134569ASystem and method for computer automated manufacturing using fluent materialMASTERS WILLIAM E·Filed 1989·Granted Jul 28, 1992·364 cites·47 claims
- 0399US4665492AComputer automated manufacturing process and systemMASTERS WILLIAM E·Filed 1984·Granted May 12, 1987·401 cites·28 claims
- 0498US4589365AOpen-cockpit kayakMASTERS WILLIAM E·Filed 1984·Granted May 20, 1986·78 cites·18 claims
- 0596US4820216AAdjustable kayak paddleMASTERS WILLIAM E·Filed 1988·Granted Apr 11, 1989·59 cites·15 claims
- 0695US4421150AWaterproof bag device for articlesMASTERS WILLIAM E·Filed 1981·Granted Dec 20, 1983·94 cites·7 claims
- 0794US5189974AKayak catamaranMASTERS WILLIAM E·Filed 1991·Granted Mar 2, 1993·50 cites·31 claims
- 0889US4480579AKayak with adjustable rockerMASTERS WILLIAM E·Filed 1982·Granted Nov 6, 1984·36 cites·14 claims
- 0987US4980112AMethod for rotational moldingMASTERS WILLIAM E·Filed 1988·Granted Dec 25, 1990·57 cites·13 claims
- 1085US5094607AThermoplastic mold for rotational moldingMASTERS WILLIAM E·Filed 1990·Granted Mar 10, 1992·57 cites·9 claims
- 1185US4247279ARotational molding systemMASTERS WILLIAM E·Filed 1980·Granted Jan 27, 1981·49 cites·6 claims
- 1282US4503799ACombination flotation storage and seating structures for boatsMASTERS WILLIAM E·Filed 1982·Granted Mar 12, 1985·27 cites·22 claims
- 1381US4942840AFoot brace for kayaksMASTERS WILLIAM E·Filed 1988·Granted Jul 24, 1990·24 cites·17 claims
- 1479US4407216AFrame system for kayakMASTERS WILLIAM E·Filed 1981·Granted Oct 4, 1983·25 cites·19 claims
- 1578US5039297ARotational molding apparatusMASTERS WILLIAM E·Filed 1989·Granted Aug 13, 1991·37 cites·25 claims
- 1678US4744327AKayak foot braceMASTERS WILLIAM E·Filed 1986·Granted May 17, 1988·26 cites·18 claims
- 1774US4520747ABreakaway kayak cockpit and methodMASTERS WILLIAM E·Filed 1984·Granted Jun 4, 1985·21 cites·19 claims
- 1872US11187474B2Compact shotgun, multipurpose mount, and trigger assemblyMASTERS WILLIAM E·Filed 2019·Granted Nov 30, 2021·5 cites·22 claims
- 1969US9310149B2Firearm safety and chamber block indicatorMASTERS WILLIAM E·Filed 2015·Granted Apr 12, 2016·4 cites·18 claims
- 2068US4727821ADetachable pod and kayakMASTERS WILLIAM E·Filed 1986·Granted Mar 1, 1988·19 cites·35 claims
- 2167US4715311AVariable volume kayak hullMASTERS WILLIAM E·Filed 1987·Granted Dec 29, 1987·18 cites·21 claims
- 2259US9448024B1Firearm safety and chamber block indicatorMASTERS WILLIAM E·Filed 2016·Granted Sep 20, 2016·2 cites·18 claims
- 2357US4489028AKayak improvementsMASTERS WILLIAM E·Filed 1982·Granted Dec 18, 1984·12 cites·4 claims
- 2453US4227272ASupportive framework for a boatMASTERS WILLIAM E·Filed 1979·Granted Oct 14, 1980·10 cites·6 claims
- 2550USD517974SKayak hullMASTERS WILLIAM E·Filed 2005·Granted Mar 28, 2006·6 cites·1 claims
- 2649US4681060AKayak frame section and methodMASTERS WILLIAM E·Filed 1985·Granted Jul 21, 1987·10 cites·20 claims
- 2745US5134964AFlexible security loop for kayaksMASTERS WILLIAM E·Filed 1990·Granted Aug 4, 1992·10 cites·20 claims
- 2837USD518431SKayakMASTERS WILLIAM E·Filed 2004·Granted Apr 4, 2006·2 cites·1 claims
- 2933US5172646ACanoe with asymmetrical hullMASTERS WILLIAM E·Filed 1991·Granted Dec 22, 1992·3 cites·13 claims
- 3030US4440144AHeater apparatus and methodMASTERS WILLIAM E·Filed 1980·Granted Apr 3, 1984·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when MASTERS WILLIAM E files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →