Greenleaf; Richard J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Greenleaf; Richard J..The latest application filed is for "dual flexgrip arrangement".
- Greenleaf; Richard J. - Manchester MA
- Greenleaf; Richard J. - Manchester by-the-Sea MA
- Greenleaf; Richard J. - Ipswich MA
| Patent | Date |
|---|---|
| Dual flexgrip arrangement Grant 10,889,020 - Greenleaf January 12, 2 | 2021-01-12 |
| Flexible finger biasing arrangement for punch press machines Grant 10,807,269 - Greenleaf October 20, 2 | 2020-10-20 |
| Dual flexgrip arrangement App 20200238361 - Greenleaf; Richard J. | 2020-07-30 |
| Fastener enabled multi-plate securement and alignment arrangement App 20190381555 - Greenleaf; Richard J. | 2019-12-19 |
| Keeper plate alignment arrangement for punch press Grant 10,384,257 - Greenleaf A | 2019-08-20 |
| Flexible Finger Biasing Arrangement For Punch Press Machines App 20190176357 - Greenleaf; Richard J. | 2019-06-13 |
| Flexible grip die-alignment arrangement Grant 10,201,906 - Greenleaf Feb | 2019-02-12 |
| Keeper plate alignment arrangement for punch press App 20170259321 - Greenleaf; Richard J. | 2017-09-14 |
| Flexible grip die-alignment arrangement App 20170100850 - Greenleaf; Richard J. | 2017-04-13 |
| Flexible grip die-alignment arrangement App 20160193747 - Greenleaf; Richard J. | 2016-07-07 |
| Flexible grip die-alignment arrangement Grant 8,925,435 - Greenleaf January 6, 2 | 2015-01-06 |
| Flexible grip die-alignment arrangement App 20110067538 - Greenleaf; Richard J. | 2011-03-24 |
| Shedder pin Grant D629,025 - Greenleaf December 14, 2 | 2010-12-14 |
| Punch Grant D615,569 - Greenleaf May 11, 2 | 2010-05-11 |
| Punch press shedder pin knockout arrangement App 20090044671 - Greenleaf; Richard J. | 2009-02-19 |
| Shedder pin Grant D585,916 - Greenleaf February 3, 2 | 2009-02-03 |
| Washer punch insert plug Grant D561,790 - Greenleaf February 12, 2 | 2008-02-12 |
| Punch plug arrangement App 20070283795 - Greenleaf; Richard J. | 2007-12-13 |
| Sealing Fastener Grant 3,584,531 - Greenleaf June 15, 1 | 1971-06-15 |
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