John Tutton
25Patents
11h-index
38Co-inventors
75Inventor score
Filing activity: Dec 14, 1992 → Sep 29, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD364487S | Liner for safety helmet | General | 102 | Expired |
| US6292952A | Insert-molded helmet | Human Necessities | 90 | Expired |
| US6532602B2 | Insert-molded helmet | Human Necessities | 83 | Expired |
| US6159324A | Process for manufacturing protective helmets | Human Necessities | 66 | Expired |
| US8544118B2 | Sport helmet | Human Necessities | 53 | Active |
| USD447604S | Helmet | General | 48 | Expired |
| USD445218S | Helmet | General | 28 | Expired |
| US5695087A | Container with latching lid | Performing Operations; Transporting | 21 | Expired |
| USD408439S | Currency converter | General | 18 | Expired |
| US7207701B2 | Self-powered illumination device | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| USD543296S1 | Floating pool light | General | 11 | Expired |
| USD355508S | Safety helmet | General | 11 | Expired |
| US5548368A | Film cassete spool with exposure indicator | Physics | 4 | Expired |
| USD411125S | Digital sound relaxation system | General | 2 | Expired |
| US9781966B2 | Sport helmet | Human Necessities | 2 | Active |
| US8760145B2 | Electronic device for detecting an object beneath a wall section of interest having a persistent image display | Physics | 2 | Active |
| US11877965B2 | Convertible mobility device | Human Necessities | 1 | Active |
| USD583491S1 | Casing for illumination device | General | 1 | Expired |
| US10219576B2 | Sport helmet | Human Necessities | 1 | Active |
| USD961463S1 | Convertible mobile device | General | 0 | Active |
| USD465496S1 | Front panel for optoelectronic shelf | General | 0 | Expired |
| US11369133B2 | Cone filling apparatus and related methods | Human Necessities | 0 | Active |
| US11064754B2 | Sport helmet | Human Necessities | 0 | Active |
| US11129406B2 | Cone closure apparatus and related methods | Human Necessities | 0 | Active |
| US12422296B2 | Line-of-sight sensor mounting system and method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.