Kawahara; Yuto

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kawahara; Yuto.The latest application filed is for "key exchange method and key exchange system".

Company Profile

7.8.11

Kawahara; Yuto - Musashino JP
KAWAHARA; Yuto - Musashino-shi JP
Kawahara; Yuto - Tokyo JP
KAWAHARA; Yuto - Musashshino-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Communication device, server device, concealed communication system, methods for the same, and program Grant 11,451,518 - Kobayashi , et al. September 20, 2	2022-09-20
Encrypted communication device, encrypted communication system, encrypted communication method, and program Grant 11,388,001 - Yoshida , et al. July 12, 2	2022-07-12
Key distribution system and method, key generation apparatus, representative user terminal, server apparatus, user terminal, and program Grant 11,336,436 - Yoshida , et al. May 17, 2	2022-05-17
Key exchange method and key exchange system Grant 11,258,588 - Yoshida , et al. February 22, 2	2022-02-22
Data sharing method, data sharing system, data sharing server, communication terminal and program Grant 11,177,949 - Okano , et al. November 16, 2	2021-11-16
Key Exchange Method And Key Exchange System App 20210314146 - YOSHIDA; Reo ; et al.	2021-10-07
Communication Device, Server Device, Concealed Communication System, Methods For The Same, And Program App 20210126906 - KOBAYASHI; Tetsutaro ; et al.	2021-04-29
Encrypted Communication Device, Encrypted Communication System, Encrypted Communication Method, And Program App 20210091946 - YOSHIDA; Reo ; et al.	2021-03-25
Data Sharing Method, Data Sharing System, Data Sharing Server, Communication Terminal And Program App 20200374114 - OKANO; Yuki ; et al.	2020-11-26
Anonymous Broadcast Method, Key Exchange Method, Anonymous Broadcast System, Key Exchange System, Communication Device, And Program App 20200358622 - YOSHIDA; Reo ; et al.	2020-11-12
Key Exchange Method And Key Exchange System App 20200252208 - Kind Code	2020-08-06
Data transmission and reception method and system Grant 10,673,629 - Yoshida , et al.	2020-06-02
Key Distribution System And Method, Key Generation Apparatus, Representative User Terminal, Server Apparatus, User Terminal, And App 20200136813 - YOSHIDA; Reo ; et al.	2020-04-30
Key exchange method, key exchange system, communication device and storage medium therefore Grant 10,630,465 - Kobayashi , et al.	2020-04-21
Key exchange method, key exchange system, key distribution device, communication device, and program Grant 10,355,856 - Yoshida , et al. July 16, 2	2019-07-16
Terminal Device, Key Distribution Management Device, Server-client System, Communication Method, And Programs App 20190124058 - KAWAHARA; Yuto ; et al.	2019-04-25
Key Exchange Method, Key Exchange System, Key Distribution Device, Communication Device, And Program App 20180183583 - YOSHIDA; Reo ; et al.	2018-06-28
Data Transmission And Reception Method And System App 20180115414 - YOSHIDA; Reo ; et al.	2018-04-26
Key Exchange Method And Key Exchange System App 20170302445 - KOBAYASHI; Tetsutaro ; et al.	2017-10-19

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.