Richard E. Springer — 2 Patents at Central Plastics

Richard E. Springer — 2 Patents

CPCentral Plastics: 1 patents #8 of 22Top 40%

TGThe Crosby Group: 1 patents #18 of 39Top 50%

Tulsa, OK: #829 of 2,344 inventorsTop 40%

Oklahoma: #4,543 of 12,736 inventorsTop 40%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

Richard E. Springer has been granted 2 US patents while listed as an inventor at Central Plastics. The first was granted in 1985 and the most recent in November 1999. Richard E. Springer ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Richard E. Springer in Tulsa, OK, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5988692	Metal to plastic pipe transition fitting	—	1999-11-23
4549829	Trunnion for hook and block assembly	Gary Baxter	1985-10-29

Richard E. Springer — 2 Patents

Issued Patents All Time

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