Company Filing History:

4 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

4 out of 16,453

Panasonic Corporation

patents

3 out of 13,289

Panasonic Intellectual Property Management Co., Ltd.

patents

Years Active: 2005-2017

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9674595 - Speaker and manufacturing method thereof (2017-06-06),

2. 9161109 - Loudspeaker, and electronic apparatus and mobile device using the loudspeaker (2015-10-13),

3. 9008350 - Loudspeaker, electronic device and mobile device both including the same, and method of producing the same (2015-04-14),

4. 8428283 - Manufacturing method of paper making part for loudspeaker, paper making part for loudspeaker, diaphragm for loudspeaker, sub cone for loudspeaker, dust cap for loudspeaker and loudspeaker (2013-04-23),

5. 8343313 - Plant for production of paper-made part for speaker, paper-made part for speaker produced thereby, and speaker utilizing the same (2013-01-01),

6. 8199964 - Speaker diaphragm, speaker dust cap, speaker sub-cone, speaker using these components, and electronic apparatus using the same (2012-06-12),

7. 8144912 - Manufacturing method of paper making part for loudspeaker, paper making part for loudspeaker, diaphragm for loudspeaker, sub cone for loudspeaker, dust cap for loudspeaker and loudspeaker (2012-03-27),

8. 7316289 - Electro-acoustic transducer and method of manufacturing transducer (2008-01-08),

9. 7082668 - Electro-acoustic transducer having vibrating function and method of manufacturing the same (2006-08-01),

10. 6915555 - Method for manufacturing speaker (2005-07-12),

11. 6914185 - Enameled wire, method of soldering the wire and electro-acoustic transducer (2005-07-05),

Title: Kenichi Ajiki: Innovator in Loudspeaker Technology

Introduction

Kenichi Ajiki is a prominent inventor based in Mie, Japan. He has made significant contributions to the field of audio technology, particularly in the design and manufacturing of loudspeakers. With a total of 11 patents to his name, Ajiki's work has had a lasting impact on the industry.

Latest Patents

Ajiki's latest patents include innovative designs for loudspeakers. One notable patent describes a loudspeaker that features a frame, a magnetic circuit, a magnetic gap, a diaphragm, a voice coil, a connector portion, and a lead wire. The connector portion is integrated into the frame and includes a terminal. The lead wire connects the terminal to the voice coil and has a connection portion linked to the terminal. Additionally, a first holder is formed at the connector portion to securely hold the lead wire, which is clamped between the terminal and the first holder. Another patent focuses on a loudspeaker that comprises a diaphragm, a magnetic circuit, and a frame. This frame includes an outer peripheral part that supports the diaphragm, a center part that supports the magnetic circuit, and a connection part that links the center part to the outer peripheral part. The outer peripheral part, molded with resin, features an inner wall, an outer wall facing the inner wall, and a reinforcing rib positioned between the inner and outer walls.

Career Highlights

Throughout his career, Kenichi Ajiki has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in audio technology.

Collaborations

Ajiki has collaborated with talented individuals in the field, including Kazuyoshi Mimura and Shinya Mizone. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Kenichi Ajiki is a distinguished inventor whose work in loudspeaker technology has led to numerous patents and advancements in the industry. His innovative designs continue to influence the audio technology landscape.

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