Dennis V. Hefling

TC The Coleman Company: 3 patents #1 of 7Top 15%

📍 Wichita, KS: #2 of 67 inventorsTop 3%

🗺 Kansas: #8 of 413 inventorsTop 2%

Overall (1989): #11,177 of 140,708Top 8%

Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4881520	Propane-fueled cooking apparatus	—	1989-11-21
4870314	Cam-actuated piezoelectric ignition device for gas appliance	—	1989-09-26
D301245	Air pump	—	1989-05-23