Chang; Tsu-Ling
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Tsu-Ling.The latest application filed is for "electronic dispenser for flexible rolled sheet material".
- Chang; Tsu-Ling - Worthington OH
| Patent | Date |
|---|---|
| Electronic Dispenser for Flexible Rolled Sheet Material App 20200187727 - Osborne, JR.; Charles Agnew ; et al. | 2020-06-18 |
| Electronic dispenser for flexible rolled sheet material Grant 10,610,064 - Osborne , et al. | 2020-04-07 |
| Electronic Dispenser for Flexible Rolled Sheet Material App 20190174972 - Osborne, JR.; Charles Agnew ; et al. | 2019-06-13 |
| Electronic residential tissue dispenser Grant 10,136,769 - Osborne, Jr. , et al. November 27, 2 | 2018-11-27 |
| Electronic Residential Tissue Dispenser App 20180153360 - Osborne, JR.; Charles Agnew ; et al. | 2018-06-07 |
| Electronic residential tissue dispenser Grant 9,907,441 - Osborne, Jr. , et al. March 6, 2 | 2018-03-06 |
| Electronic Residential Tissue Dispenser App 20150297043 - Osborne, JR.; Charles Agnew ; et al. | 2015-10-22 |
| Electronic Dispenser For Flexible Rolled Sheet Material App 20120312853 - OSBORNE; CHARLES A. ; et al. | 2012-12-13 |
| Intelligent dispensing system Grant 7,213,782 - Osborne , et al. May 8, 2 | 2007-05-08 |
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