Company Filing History:

12 out of 42,485

Hitachi, Ltd.

patents

3 out of 1,498

Hitachi Construction Machinery Co., Ltd.

where one patent can have more than one assignee

Years Active: 1991-2004

Loading Chart...

13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6751851 - Fastening structure using a taper implant (2004-06-22),

2. 6609288 - Taper implant and a screw-fastening structure using a taper implant with female threads (2003-08-26),

3. 6591475 - Method for fixing a taper implant to a receiving member (2003-07-15),

4. 6514005 - Apparatus for installing a material which is processed by using chemicals (2003-02-04),

5. 6488458 - Taper implant and a screw-fastening structure using a taper implant with female threads (2002-12-03),

6. 6350094 - Bolt and a nut locking mechanism (2002-02-26),

7. 5520733 - Deposition apparatus and profile-following device suitable for (1996-05-28),

8. 5498109 - Drilling apparatus of hard brittle material and method thereof (1996-03-12),

9. 5433655 - Balance adjustment method of end mill (1995-07-18),

10. 5057723 - Linear motor (1991-10-15),

11. 5050137 - Ultrasonic probe (1991-09-17),

12. 5003516 - Ultrasonic probe and manufacture method for same (1991-03-26),

13. 4995711 - Slide table (1991-02-26),

Title: Takeji Shiokawa: Innovator in Fastening Technology

Introduction

Takeji Shiokawa is a notable inventor based in Kanagawa-ken, Japan. He has made significant contributions to the field of fastening technology, holding a total of 13 patents. His innovative designs have improved the efficiency and reliability of fastening structures.

Latest Patents

Shiokawa's latest patents include a fastening structure using a taper implant. This invention features a fastener structure designed to connect a first member and a second member through a taper implant with a threaded hole. The taper implant has a frusto-conical outer surface and a projecting portion connected to a larger diameter end. The first member is equipped with a tapered hole and a counterbored portion to accommodate the taper implant. The second member is fastened to the first member by inserting a male screw through its hole and threading it into the taper implant's threaded hole. Another patent involves a screw-fastening structure using a taper implant with female threads, which follows a similar design and method for fastening.

Career Highlights

Throughout his career, Takeji Shiokawa has worked with prominent companies such as Hitachi, Ltd. and Hitachi Construction Machinery Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative fastening technologies.

Collaborations

Shiokawa has collaborated with notable coworkers, including Kuninori Imai and Mitsuya Mikawa. Their combined expertise has contributed to the advancement of fastening solutions in various applications.

Conclusion

Takeji Shiokawa's contributions to fastening technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence the industry and improve fastening methods.

This text is generated by artificial intelligence and may not be accurate.

Please report any incorrect information to support@idiyas.com

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.