Stephen Douglas Ammon
31Patents
13h-index
10Co-inventors
78Inventor score
Filing activity: Nov 19, 1993 → May 6, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD500914S1 | Shoe sole | General | 124 | Expired |
| USD489525S1 | Portion of a shoe midsole | General | 114 | Expired |
| USD490599S1 | Portion of a shoe midsole | General | 106 | Expired |
| USD487955S1 | Shoe sole | General | 90 | Expired |
| USD465902S1 | Shoe upper | General | 35 | Expired |
| USD512817S1 | Shoe sole | General | 27 | Expired |
| USD826534S1 | Footwear upper | General | 24 | Active |
| USD448921S | Shoe upper | General | 23 | Expired |
| USD446638S | Shoe upper | General | 21 | Expired |
| US8635789B2 | Protection devices for use in shoes or other products | Performing Operations; Transporting | 16 | Active |
| USD696971S1 | Foot measuring device | General | 14 | Active |
| USD876018S1 | Metatarsal guard | General | 13 | Active |
| USD920587S1 | External metatarsal guard | General | 13 | Active |
| US5393372A | Method of displaying indicia on footwear | Human Necessities | 10 | Expired |
| US10219582B2 | Protection devices for use in shoes or other products | Performing Operations; Transporting | 10 | Active |
| USD919941S1 | Shoe | General | 10 | Active |
| USD959060S1 | Metatarsal guard | General | 9 | Active |
| USD1027411S1 | Footwear | General | 8 | Active |
| USD893854S1 | Footwear upper | General | 7 | Active |
| USD959756S1 | External metatarsal guard | General | 7 | Active |
| USD911624S1 | Internal metatarsal guard | General | 6 | Active |
| USD912332S1 | External metatarsal guard | General | 5 | Active |
| USD913601S1 | Metatarsal guard | General | 5 | Active |
| USD838960S1 | Footwear upper | General | 5 | Active |
| USD921301S1 | Metatarsal guard | General | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.