j-fiber Overview

  • Founded
  • 1994
  • Status
  • Acquired/​Merged
  • Employees
  • 119
  • Latest Deal Type
  • Corporate
  • Financing Rounds
  • 2

j-fiber General Information


Manufacturer of optical fiber. The company is engaged in the manufacturing of telecom fibers, multimode fibers for telecom/datacom network and LAN-applications.

Contact Information

Formerly Known As
FiberCore Jena
Ownership Status
(Operating Subsidiary)
Financing Status
Corporate Backed or Acquired
Primary Industry
Electrical Equipment
Parent Company
Primary Office
  • Im Semmicht 1
  • 07751 Jena
  • Germany
+49 03641 000000
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j-fiber Valuation & Funding

Deal Type Date Amount Valuation/
Post-Val Status Debt

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j-fiber Patents

j-fiber Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
DE-102016100144-A1 Apparatus for coating a fiber and method for coating a fiber and fiber Pending 05-Jan-2016 00000000000 0
EP-3190438-A1 Device for coating a fibre, and method for coating a fibre, and fibre Granted 05-Jan-2016 00000000000 00
EP-3190438-B1 Device for coating a fibre, and method for coating a fibre Active 05-Jan-2016 00000000000 0
US-20170190614-A1 Device for coating a fiber and a method for coating a fiber and a fiber Granted 05-Jan-2016 000000000 0
US-10974991-B2 Device for coating a fiber and a method for coating a fiber and a fiber Active 05-Jan-2016 C03C25/14 00

j-fiber Executive Team (3)

Name Title Board Seat Contact Info
Lothar Brehm Managing Director, General Manager & Founder
Martin Moser Managing Director
Ulrich Lossen Ph.D Geschäftsführung
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j-fiber Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %ile
-35.5%. 530%

Size Multiple

219x Median
Size Multiple 219x, 100th %ile
0.00x 0.95x. 413Kx

Key Data Points

Twitter Followers


Similarweb Unique Visitors


Majestic Referring Domains


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