Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11859411 | Portable lock | Marvin Mueller | 2024-01-02 |
| 11414894 | Two-wheeler lock | Marvin Müller | 2022-08-16 |
| 11302131 | Portable lock | Marvin Mueller | 2022-04-12 |
| 10981539 | Brake disk lock | Marvin Mueller, Bernd Weiershausen | 2021-04-20 |
| 10861262 | Handheld transmitter for a portable lock | Marvin Mueller | 2020-12-08 |
| 10832507 | Electronic locking system for use with mobile end device | Marvin Mueller, Markus Theis | 2020-11-10 |
| 6416652 | Method for measuring ammonia in biochemical processes | Jaw Fang Lee, Sergey K. Maneshin, Xin Yang | 2002-07-09 |
| 6248595 | Method of measuring a nitrification rate for liquids | Jaw Fang Lee, Sergey K. Maneshin, Xin Yang | 2001-06-19 |
| 6143246 | Apparatus for measuring ammonia in biochemical processes | Jaw Fang Lee, Sergey K. Maneshin, Xin Yang | 2000-11-07 |
| 5976888 | Method for measuring NO.sub.x in biochemical processes | Jaw Fang Lee, Sergey K. Maneshin, Xin Yang | 1999-11-02 |
| 5552319 | Apparatus and method for monitoring and controlling biological activity in wastewater and controlling the treatment thereof | Xin Yang, Jaw Fang Lee, Sergey K. Maneshin | 1996-09-03 |
| 5466604 | Apparatus for monitoring biological activity in wastewater and controlling the treatment thereof | Xin Yang, Jaw E. Lee, William B. Armiger, Sergey K. Maneshin | 1995-11-14 |