Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12402115 | Management device, communication control system, and communication control method | Hiromu Kamei, Mikio Kuwahara, Ryo Nakano | 2025-08-26 |
| 12021681 | Communication device, surveillance server, and log collection method | Hiroki Yamada, Ryo Nakano, Kazuto SHIRANE | 2024-06-25 |
| 11659431 | Traffic control method, receiver, and communication system | Rintaro Katayama, Daisuke Ishii | 2023-05-23 |
| 11544111 | Sensor device, sensor device management system, and sensor device management method | Rintaro Katayama, Kenichi Mizugaki | 2023-01-03 |
| 11209335 | Monitoring system and its method | Kazuo Ono, Yuudai KAMADA, Takashi Endo | 2021-12-28 |
| 11133900 | Sensor device management method and sensor device management system | Rintaro Katayama, Kenichi Mizugaki | 2021-09-28 |
| 10996076 | Sensor device management method and sensor device management system | Rintaro Katayama, Kenichi Mizugaki | 2021-05-04 |
| 10923793 | Antenna device, manhole cover equipped with antenna device, and power distribution panel equipped with same | Masami OONISHI, Kenichi Mizugaki, Rintaro Katayama | 2021-02-16 |
| 10581622 | Communication device and communication system | Kazunori Hara | 2020-03-03 |
| 10320520 | Communication device, system and method | Takashi Takeuchi | 2019-06-11 |
| 10306339 | Large-scale sensor network system | Yasutaka Serizawa, Masayuki Miyazaki | 2019-05-28 |
| 10104016 | Communication device, communication device system, and communication method | Takashi Takeuchi, Masayuki Miyazaki | 2018-10-16 |
| 9980286 | Wireless communication method, apparatus and program to manage channel usage | Haruki Nishimura, Masayuki Miyazaki, Makoto Katagishi | 2018-05-22 |
| 9967895 | Wireless transmission system | Haruki Nishimura, Makoto Katagishi, Masayuki Miyazaki | 2018-05-08 |
| 9722688 | Wireless transport system | Makoto Katagishi, Masayuki Miyazaki | 2017-08-01 |
| 9258730 | Wireless surveillance camera system and wireless surveillance camera device | Makoto Katagishi, Masayuki Miyazaki | 2016-02-09 |
| 8755403 | Block acknowledgement for wireless communication methods, apparatuses and systems | Marzieh Veyseh | 2014-06-17 |
| 8416799 | Systems, methods and apparatuses for wireless communication | Jun Ma | 2013-04-09 |
| 8363693 | Adaptive frequency hopping in time-slotted based wireless network | — | 2013-01-29 |
| 8289992 | Wireless sensor-network system, sensing terminal node, and base station | Masayuki Miyazaki | 2012-10-16 |
| 8265122 | Receiver | Tatsuo Nakagawa, Masayuki Miyazaki, Goichi Ono | 2012-09-11 |
| 8073465 | Reciever, frequency deviation measuring unit and positioning and ranging system | Tatsuo Nakagawa, Masayuki Miyazaki, Kenichi Mizugaki | 2011-12-06 |
| 7912481 | Receiver, receiver for positioning system using the same, and positioning method | Kenichi Mizugaki, Masayuki Miyazaki | 2011-03-22 |
| 7881684 | Receiver, frequency deviation measuring unit and positioning and ranging system | Tatsuo Nakagawa, Masayuki Miyazaki, Kenichi Mizugaki | 2011-02-01 |
| 7830953 | Receiving apparatus, communication apparatus and control apparatus using the same | Tatsuo Nakagawa, Masayuki Miyazaki | 2010-11-09 |