Lee, II; Leighton
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lee, II; Leighton.The latest application filed is for "tapered expansion sealing plug".
- Lee, II; Leighton - Guilford CT
| Patent | Date |
|---|---|
| Tapered expansion sealing plug Grant 5,160,226 - Lee, II November 3, 1 | 1992-11-03 |
| Device and method for removably retaining components in a smooth bore Grant 5,023,990 - Lee, II , et al. June 18, 1 | 1991-06-18 |
| Fluid control valve with tubular poppet Grant 5,007,454 - Lee, II April 16, 1 | 1991-04-16 |
| Check valve Grant 4,958,661 - Holtermann , et al. September 25, 1 | 1990-09-25 |
| Self-retaining smooth bore insert Grant 4,804,468 - Lee, II , et al. February 14, 1 | 1989-02-14 |
| Maximum pressure indicator Grant 4,715,231 - Lee, II , et al. December 29, 1 | 1987-12-29 |
| Check valve Grant 4,706,705 - Lee, II November 17, 1 | 1987-11-17 |
| Folded filter screen Grant 4,699,715 - Lee, II October 13, 1 | 1987-10-13 |
| Piezoelectric valve Grant 4,492,360 - Lee, II , et al. January 8, 1 | 1985-01-08 |
| Plastic tubing connector Grant 4,088,350 - Lee, II May 9, 1 | 1978-05-09 |
| Fluid valve and valve system Grant 3,971,542 - Lee, II July 27, 1 | 1976-07-27 |
| Selector Valve Grant 3,874,409 - Lee, II April 1, 1 | 1975-04-01 |
| Booster Grant 3,583,832 - Lee, II June 8, 1 | 1971-06-08 |
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