John M. Ryan
22Patents
8h-index
33Co-inventors
75Inventor score
Filing activity: Jun 25, 1985 → Dec 9, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6767505B2 | Dynamic consolidation of powders using a pulsed energy source | Performing Operations; Transporting | 38 | Expired |
| US5630606A | Trailer hitch with extensible throat | Performing Operations; Transporting | 35 | Expired |
| US8899774B2 | Wearable headlight devices and related methods | Mechanical Engineering; Lighting; Heating | 33 | Active |
| US7744812B2 | Dynamic consolidation of powders using a pulsed energy source | Performing Operations; Transporting | 32 | Expired |
| US9400101B2 | Wearable headlight devices and related methods | Mechanical Engineering; Lighting; Heating | 24 | Active |
| US10253964B2 | Wearable headlight devices and related methods | Mechanical Engineering; Lighting; Heating | 24 | Active |
| US5911189A | Boat guide for use in guiding a boat into or out of a boat slip | Fixed Constructions | 19 | Expired |
| US6542875B1 | Charitable and public funding using tax credits and passive losses | Physics | 8 | Expired |
| US4683007A | Titanium dioxide dispersions and processes for their production | Human Necessities | 4 | Expired |
| US9862835B2 | Window coating | Chemistry; Metallurgy | 1 | Active |
| US6838632B1 | Switch contact device for interrupting high current, high voltage, AC and DC circuits | Electricity | 1 | Expired |
| US9951303B2 | Compositions for grafting fragrance substances | Human Necessities | 0 | Active |
| US9845406B2 | Method and composition re polyurethane seating | Emerging Cross-Sectional Technologies | 0 | Active |
| US10532956B2 | Natural stone sealer compositions | Chemistry; Metallurgy | 0 | Active |
| US11492510B2 | Protective graft coating for application onto polyurethane for chemical resistance, stain resistance, abrasion resistance and U.V. resistance | Chemistry; Metallurgy | 0 | Active |
| US11932777B2 | Formulation and methods for coating metal surfaces | Electricity | 0 | Active |
| US11739234B2 | Natural stone sealer compositions | Chemistry; Metallurgy | 0 | Active |
| US8789816B2 | Hand protection safety apparatus for use with sheaves and pulleys | Performing Operations; Transporting | 0 | Active |
| US10793724B2 | Formulation and methods for coating metal surfaces | Electricity | 0 | Active |
| US9188204B2 | Safety apparatus for use with a sheave | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11549021B2 | Formulation and methods for coating metal surfaces | Electricity | 0 | Active |
| US9079640B1 | System and process for directing actions of a helmsman of a lifeboat | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.