John W. Ryan
41Patents
10h-index
22Co-inventors
75Inventor score
Filing activity: Feb 1, 1974 → Nov 14, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5562054A | Seeding machinery | Human Necessities | 30 | Expired |
| US5679383A | Dual flexible lip extrusion apparatus | Performing Operations; Transporting | 22 | Expired |
| US4241615A | Vibrating device | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4073088A | Toy doll | Human Necessities | 17 | Expired |
| USD752938S1 | Hammer | General | 16 | Active |
| US4023424A | Inboard derailleur for multispeed bicycles | Performing Operations; Transporting | 15 | Expired |
| US4333536A | Plow shank and digging blade attached to lower extremity thereof by adaptor | Human Necessities | 14 | Expired |
| US4753035A | Crosslinked silicone coatings for botanical seeds | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4925692A | Food composition containing a siloxane polymer and a particulate silica | Human Necessities | 13 | Expired |
| US4200287A | Remotely controlled miniature vehicle | Human Necessities | 12 | Expired |
| US4155197A | Steerable toy vehicle | Human Necessities | 8 | Expired |
| US9802304B2 | Aluminum striking tools | Performing Operations; Transporting | 8 | Active |
| US4020925A | Bicycle braking system | Performing Operations; Transporting | 8 | Expired |
| US4141553A | Toy vehicle game | Human Necessities | 8 | Expired |
| US9789597B2 | Striking tool with attached striking surface | Performing Operations; Transporting | 7 | Active |
| USD256244S | Digging adapter for a plow | General | 7 | Expired |
| US5962041A | Dual flexible lip extrusion apparatus | Performing Operations; Transporting | 6 | Expired |
| US8220559B2 | Plough assembly for deep soil cultivation | Human Necessities | 6 | Active |
| US3975014A | Lawn bowling apparatus | Human Necessities | 5 | Expired |
| US3983719A | Knitting needle | Textiles; Paper | 5 | Expired |
| US7686860B2 | Debris receiver | Emerging Cross-Sectional Technologies | 5 | Active |
| US4505337A | Plow jump mechanism | Human Necessities | 4 | Expired |
| USD256243S | Digging blade for a plow | General | 4 | Expired |
| US9706704B2 | Plough assembly | Human Necessities | 4 | Active |
| US4079938A | Toy vehicle and toy vehicle game | Human Necessities | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.