TRION CORPORATION
37Patents
5Active
37Granted
53Portfolio score
Filing activity: Jan 13, 1984 → Dec 9, 2021 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4651264A | Power supply with arcing control and automatic overload protection | Emerging Cross-Sectional Technologies | 103 | Expired |
| US5302190A | Electrostatic air cleaner with negative polarity power and method of using same | Performing Operations; Transporting | 61 | Expired |
| US5329639A | Ice hockey glove with removable palm | Human Necessities | 58 | Expired |
| US4665561A | Baseball glove having finger straps | Human Necessities | 51 | Expired |
| US5080699A | Filter apparatus | Mechanical Engineering; Lighting; Heating | 43 | Expired |
| US4630318A | Baseball catching means | Human Necessities | 36 | Expired |
| US5379460A | An adjustable ball catching apparatus | Human Necessities | 34 | Expired |
| US6516470B1 | Ball catching tool | Human Necessities | 32 | Expired |
| US7406719B2 | Glove | Human Necessities | 30 | Active |
| US6487724B1 | Ball-catching piece | Human Necessities | 27 | Expired |
| USD462146S1 | Lacrosse glove | General | 23 | Expired |
| US5688308A | Electrostatic air cleaning system with air flow sensor | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5671477A | Ball catching glove having a projecting protecting unit | Human Necessities | 17 | Expired |
| US5457819A | Baseball glove having an adjustable wrist protector | Human Necessities | 17 | Expired |
| US5421863A | Self-cleaning insulator for use in an electrostatic precipitator | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4928320A | Baseball catching apparatus | Human Necessities | 15 | Expired |
| US4513450A | Baseball catching means | Human Necessities | 15 | Expired |
| US6096119A | Apparatus for using ferrite spacers to suppress arc noise in electrostatic precipitators | Performing Operations; Transporting | 14 | Expired |
| US4652988A | Plug-in power module for electrostatic air cleaner | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6347402B1 | Ball catching tool | Human Necessities | 12 | Expired |
| US6115230A | Method and apparatus for detecting arcs and controlling supply of electrical power | Electricity | 12 | Expired |
| US5029553A | Apparatus for providing a uniform coating on a continuous horizontally moving metal strip | Performing Operations; Transporting | 9 | Expired |
| US7437773B2 | Ball catching apparatus | Human Necessities | 8 | Expired |
| USD449714S | Glove | General | 6 | Expired |
| US7841017B2 | Glove | Human Necessities | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.