Ransom J. Hennells

📍 Plymouth, MI: #349 of 1,052 inventorsTop 35%

🗺 Michigan: #27,158 of 86,293 inventorsTop 35%

Overall (All Time): #1,672,413 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4721289	Combined check and exhaust valve for high pressure gas spring	—	1988-01-26
4664362	Gas spring	—	1987-05-12
4662616	Combined check and exhaust valve for high pressure gas spring	—	1987-05-05