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John M. Ryken — 1 Patent

TETextron: 1 patents #316 of 575Top 55%
Slidell, LA: #131 of 290 inventorsTop 50%
Louisiana: #5,078 of 10,876 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
John M. Ryken has been granted 1 US patent while listed as an inventor at Textron. All of these patents were granted in 1990. John M. Ryken ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John M. Ryken in Slidell, LA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4978320 Surface effect ship engine mount system John B. Chaplin, Robert Moore 1990-12-18 $13,478,000

Frequent Collaborators

John B. Chaplin1 shared
Robert Moore1 shared

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