DH

Dennis V. Hefling

TC The Coleman Company: 9 patents #25 of 327Top 8%
RC Rawlings Sporting Goods Company: 4 patents #21 of 82Top 30%
📍 Wichita, KS: #89 of 1,728 inventorsTop 6%
🗺 Kansas: #697 of 12,005 inventorsTop 6%
Overall (All Time): #390,544 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
5794261 Protective joint guard 1998-08-18
5694649 Adjustable baseball batter's and catcher's helmet with mask Matthew Winningham, Randy D. Black 1997-12-09
D385663 Catcher's cap Sally Yeast 1997-10-28
5575017 Adjustable baseball batter's helmet Matthew Winningham, Randy D. Black, Sally Yeast 1996-11-19
5370527 Fuel tube for burner assembly with remote fuel tank Matthew Steven Copeland 1994-12-06
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
4759339 Compact single burner propane campstove 1988-07-26
4756697 Air compressor with plug holder 1988-07-12
D293447 Air compressor 1987-12-29
4436081 Damper assembly for barbecue grill 1984-03-13
4334462 Gas-fired cooking apparatus 1982-06-15