Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11853727 | Group control and management among electronic devices | Wai-Tung Cheung, Shih-Cheng Lan, Ho-Cheung Cheung | 2023-12-26 |
| 11687325 | Method for constructing an interactive digital catalog, and computer-readable storage medium and interactive digital catalog using the same | Wai-Tung Cheung, Ho-Cheung Cheung | 2023-06-27 |
| 11687324 | Property management method and property management system and machine using the same | Wai-Tung Cheung, Ho-Cheung Cheung | 2023-06-27 |
| 11656921 | Method for combining unified matters in personal workspace and system using the same | Wai-Tung Cheung, Ho-Cheung Cheung | 2023-05-23 |
| 11599398 | Method for combining unified matters in personal workspace and system using the same | Wai-Tung Cheung, Ho-Cheung Cheung | 2023-03-07 |
| 11550551 | Method for establishing social network and storage medium thereof | Wai-Tung Cheung, Shih-Cheng Lan, Ho-Cheung Cheung | 2023-01-10 |
| 11513775 | Group control and management among electronic devices | Wai-Tung Cheung, Shih-Cheng Lan, Ho-Cheung Cheung | 2022-11-29 |
| 11456983 | Interactive operation method, and transmitter machine, receiver machine and interactive operation system using the same | Wai-Tung Cheung, Ho-Cheung Cheung | 2022-09-27 |
| 11360828 | Method for combining unified matters in personal workspace and system using the same | Wai-Tung Cheung, Ho-Cheung Cheung | 2022-06-14 |
| 11360746 | Method for constructing an interactive digital catalog, and computer-readable storage medium and interactive digital catalog using the same | Wai-Tung Cheung, Ho-Cheung Cheung | 2022-06-14 |
| 11341589 | Method and system for providing a cooperative working environment that facilitates management of property | Wai-Tung Cheung, Ho-Cheung Cheung | 2022-05-24 |
| 11258995 | Light emitting diode projector and drive circuit thereof | Chi-Jen Chen, Fang-Chieh Lu | 2022-02-22 |
| 10975971 | Valve plug assembly for pressure regulator | Roy Ronald Pelfrey | 2021-04-13 |
| 10816888 | Projector, power control circuit and method for the same | Chi-Jen Chen, Fang-Chieh Lu | 2020-10-27 |
| 10378657 | Valve plug assembly and seat ring for regulator | — | 2019-08-13 |
| 10364896 | Valve plug assembly for pressure regulator | Roy Ronald Pelfrey | 2019-07-30 |
| 10303445 | Network service providing method and network service station using same | Wai-Tung Cheung, Ho-Cheung Cheung | 2019-05-28 |
| 10203061 | Fluid regulator with field convertible slam-shut device | G. Glynn Crutsinger, Horatiu P. Tripon | 2019-02-12 |
| 10168717 | Removable balanced regulator | Roy Ronald Pelfrey | 2019-01-01 |
| 10091473 | Driver circuit having light source driver at primary side | Chi-Jen Chen, Fang-Chieh Lu, Chuan-Chu Chen | 2018-10-02 |
| 9977660 | Method of controlling and managing electronic device and control system using same | Wai-Tung Cheung, Shih-Cheng Lan, Ho-Cheung Cheung | 2018-05-22 |
| 9934007 | Method for operating tool in working environment and machine using such method | Wai-Tung Cheung, Shih-Cheng Lan, Ho-Cheung Cheung | 2018-04-03 |
| 9915389 | Mechanically-retained sealing disks for use with fluid regulators | Ron Pelfrey | 2018-03-13 |
| 9792092 | Method of unifying information and tool from a plurality of information sources and computer program product and matterizer using the same | Wai-Tung Cheung, Ho-Cheung Cheung | 2017-10-17 |
| 9727391 | Method for performing task on unified information units in a personal workspace | Chen-Chun Lai, Shih-Cheng Lan, Shih-Yi Yeh, Wai-Tung Cheung, Ho-Cheung Cheung | 2017-08-08 |