Kelly; Charles R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kelly; Charles R..The latest application filed is for "see-scroll display apparatus and method of assembly".
- Kelly; Charles R. - Wilmington DE
- Kelly; Charles R. - Murrysville PA
Trademarks
| Patent | Date |
|---|---|
| See-scroll display apparatus and method of assembly Grant 9,227,458 - Kelly January 5, 2 | 2016-01-05 |
| See-scroll display apparatus and method of assembly App 20150266329 - Kelly; Charles R. | 2015-09-24 |
| Method And Apparatus For Providing Efficient And Stable Power Inversion With Voltage And Frequency Control Grant 3,819,992 - Opal , et al. June 25, 1 | 1974-06-25 |
| Apparatus For Center-referenced Pulse Width Modulation Grant 3,753,155 - Opal , et al. August 14, 1 | 1973-08-14 |
| Apparatus For Motor Current Minimization Grant 3,723,840 - Opal , et al. March 27, 1 | 1973-03-27 |
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