Richard E. Zawitz — 23 Patents at Tangle

Richard E. Zawitz has been granted 23 US patents while listed as an inventor at Tangle. The first was granted in 1985 and the most recent in June 2025. Richard E. Zawitz ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Richard E. Zawitz in South San Francisco, CA, US.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #	Title	Co-Inventors	Date
D1081024	Lighted dog vest	—	2025-06-24
D851717	Bat	Geoffrey A. McKee	2019-06-18
D849161	Cricket ball	Geoffrey A. McKee	2019-05-21
D848559	Baseball	Geoffrey A. McKee	2019-05-14
D820916	Disc	—	2018-06-19
D817419	Sports ball	—	2018-05-08
D811501	Lighted basketball	—	2018-02-27
D807452	Racket	—	2018-01-09
D747416	Lighted soccer ball	—	2016-01-12
D692510	Ball	—	2013-10-29
7867115	Segmented ball with lighted elements	—	2011-01-11
D623247	Baseball	—	2010-09-07
D614882	Chair	—	2010-05-04
7661896	Therapeutic writing instrument devices and methods	—	2010-02-16
7601045	Therapeutic hand toys	—	2009-10-13
D595516	Chair	—	2009-07-07
D576235	Football	—	2008-09-02
7192328	Toy for simulating character motion	—	2007-03-20
6086445	Writing device	—	2000-07-11
D334416	Pivotal segment	—	1993-03-30
5110315	Annular support device with pivotal segments	—	1992-05-05
D320365	Combined kinetic sculpture and acoustical amplifier	—	1991-10-01
4509929	Annular support device with pivotal segments	—	1985-04-09

Richard E. Zawitz — 23 Patents

Issued Patents All Time

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