Company Filing History:

7 out of 1,432

Ube Industries, Inc.

Years Active: 1979-2003

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6539243 - Portable radio terminal (2003-03-25),

2. 6470196 - Portable communication apparatus (2002-10-22),

3. 6387138 - Diesel fuel combustion system (2002-05-14),

4. 6353426 - Liquid crystal display control system controllable of connection between a driver circuit and each of common lines (2002-03-05),

5. 5408699 - Portable radio equipment having a display (1995-04-18),

6. 5037982 - Method of purifying 2-methyl-4-amino-5-aminomethylpyrimidine (1991-08-06),

7. 4978766 - Process for producing 2-hydroxymethylene-3,3-dialkoxypropanenitrile (1990-12-18),

8. 4935745 - Card-type radio receiver having slot antenna integrated with housing (1990-06-19),

9. 4892948 - 2-methyl-4-amino-5-aminomethylpyrimidine carbonate, process for (1990-01-09),

10. 4806906 - Data terminal (1989-02-21),

11. 4256908 - Process for preparing diesters of malonic acid (1981-03-17),

12. 4229589 - Process for preparing a diester of oxalic acid (1980-10-21),

13. 4138587 - Process for the preparation of dialkyl oxalates (1979-02-06),

Title: Masayoshi Yamashita: Innovator in Portable Communication Technology

Introduction

Masayoshi Yamashita is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of portable communication technology, holding a total of 13 patents. His innovative designs have paved the way for advancements in radio communication devices.

Latest Patents

Yamashita's latest patents include a portable radio terminal and a portable communication apparatus. The portable radio terminal features a radio communication section, a radio terminal body, a display screen, input buttons, and a control section. This device performs radio communication of a signal through a radio channel, with the display screen showing various functions. The input buttons are strategically arranged near the display screen, allowing users to operate the device easily. The control section executes functions based on the operation of the buttons.

The portable communication apparatus is designed to manage incoming call alerts effectively. It includes a silence function assigned to at least one key, which allows users to stop the alert while holding the incoming call. Additionally, a response function is assigned to one of the keys, enabling users to respond to the call when the alert is stopped.

Career Highlights

Throughout his career, Masayoshi Yamashita has worked with notable companies such as Ube Industries, Inc. and NEC Corporation. His experience in these organizations has contributed to his expertise in developing innovative communication technologies.

Collaborations

Yamashita has collaborated with talented individuals in the field, including Keigo Nishihira and Kenji Nishimura. These partnerships have fostered creativity and innovation in his projects.

Conclusion

Masayoshi Yamashita's contributions to portable communication technology have significantly impacted the industry. His patents reflect his dedication to innovation and his ability to address the needs of modern communication.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.