GP CO., LTD.
19Patents
7Active
19Granted
41Portfolio score
Filing activity: Jun 2, 1995 → Dec 7, 2018 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7264392B2 | Light string system | Emerging Cross-Sectional Technologies | 65 | Active |
| US7581870B2 | Light string system | Emerging Cross-Sectional Technologies | 52 | Active |
| US5700137A | Low profile positive displacement pump system | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6322696A | Inlet filter for high pressure sprayer | Performing Operations; Transporting | 19 | Expired |
| US5584672A | Low profile positive displacement pump system | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US6472624B1 | In-line flow switch | Electricity | 16 | Expired |
| US6766967B2 | Magnet-driven rotary nozzle | Performing Operations; Transporting | 15 | Expired |
| US6528748B2 | In-line flow switch assembly including magnetic sensitive plunger and microswitch actuator | Electricity | 13 | Expired |
| USD452554S | Pump thermal protector device | General | 8 | Expired |
| US5556264A | Low profile positive displacement pump system | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5641119A | Thermal relief valve | Physics | 5 | Expired |
| US5755251A | Full flow pressure trap unloader valve | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7866573B2 | Ergonomic spray gun | Performing Operations; Transporting | 2 | Active |
| US7411200B2 | U.V. sterilizer for dental handpiece | Human Necessities | 2 | Expired |
| USD382276S | Pump base | General | 1 | Expired |
| US10738897B2 | O-ring lubrication system | Emerging Cross-Sectional Technologies | 1 | Active |
| US11213845B2 | Can inner surface-coating apparatus | Physics | 0 | Active |
| US11311906B2 | Can inner surface coating method | Performing Operations; Transporting | 0 | Active |
| US10808047B2 | Silver and copper itaconates and poly itaconates | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.