Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5513347 | Data transfer system | Yoshio Wakatsuki, Hajime Takeuchi, Misao Shimizu, Giichiro Shimizu | 1996-04-30 |
| 5278551 | Meter reading system | Yoshio Wakatsuki, Hajime Takeuchi, Giichiro Shimizu, Misao Shimizu | 1994-01-11 |
| 5136285 | Portable data transmitting/receiving apparatus | — | 1992-08-04 |
| 5065003 | Portable data input/transmission apparatus | Yoshio Wakatsuki, Hajime Takeuchi, Giichiro Shimizu, Misao Shimizu | 1991-11-12 |
| 5023438 | Portable data input apparatus with different display modes | Yoshio Wakatsuki, Hajime Takeuchi, Giichiro Shimizu, Misao Shimizu | 1991-06-11 |
| D316854 | Wireless data transmitter/receiver with a bar code reader | Toshio Mikiya | 1991-05-14 |
| 5008665 | Measuring device having transmitter | Yoshio Wakatsuki, Hajime Takeuchi, Misao Shimizu, Giichiro Shimizu | 1991-04-16 |
| 4973957 | Data collecting system | Giichiro Shimizu, Misao Shimizu, Hajime Takeuchi, Yoshio Wakatsuki | 1990-11-27 |
| 4930096 | Data-transmitting apparatus having connecting plug | Giichiro Shimizu, Misao Shimizu, Hajime Takeuchi, Yoshio Wakatuski | 1990-05-29 |
| 4924482 | Data-transmitting apparatus | Giichiro Shimizu, Misao Shimizu, Hajime Takeuchi, Yoshio Wakatsuki | 1990-05-08 |
| 4914609 | Displacement measuring apparatus | Giichiro Shimizu, Yoshio Wakatsuki | 1990-04-03 |
| 4914610 | Displacement measuring apparatus | Giichiro Shimizu, Yoshio Wakatsuki | 1990-04-03 |
| 4896110 | Differential transformer for detecting the displacement of a probe using the combined output of two modes of operation | Giichiro Shimizu, Yoshio Wakatsuki | 1990-01-23 |
| 4872124 | Length measuring device | Giichiro Shimizu, Yoshio Wakatsuki | 1989-10-03 |
| 4852264 | Distance measuring device with transmitter | Giichiro Shimizu, Yoshio Wakatsuki | 1989-08-01 |